# Latest

**URL:** https://discuss.httparchive.org/latest.md?page=2

[Latest](https://discuss.httparchive.org/latest.md) · [Categories](https://discuss.httparchive.org/categories.md)

**Page:** 3

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## [What compression ratio ranges are used for lossy formats?](https://discuss.httparchive.org/t/what-compression-ratio-ranges-are-used-for-lossy-formats/2464)

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**Author:** [@eeeps](https://discuss.httparchive.org/u/eeeps)\
**Replies:** 0\
**Last updated:** [November 2, 2022, 12:18am UTC](https://discuss.httparchive.org/t/what-compression-ratio-ranges-are-used-for-lossy-formats/2464 "2022-11-02T00:18:46Z")

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In this year’s Web Almanac Media chapter, we published per-format median bit-per-pixel numbers, but not per-format distributions. This has come up a couple of times in conversations since the Almanac was published, speci…

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## [Is there any way to download daily historical data about website performance (1 year period) in CSV or Excel format for different websites?](https://discuss.httparchive.org/t/is-there-any-way-to-download-daily-historical-data-about-website-performance-1-year-period-in-csv-or-excel-format-for-different-websites/2325)

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**Author:** [@imranmehmet](https://discuss.httparchive.org/u/imranmehmet)\
**Replies:** 19\
**Last updated:** [October 19, 2022, 8:18am UTC](https://discuss.httparchive.org/t/is-there-any-way-to-download-daily-historical-data-about-website-performance-1-year-period-in-csv-or-excel-format-for-different-websites/2325 "2022-10-19T08:18:20Z")

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My name is Imran and I am currently in the last term of my master’s degree and writing my master’s thesis regarding website performance, SEO, and customer engagement. In terms of my thesis topic, I need the below daily h…

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## [Lazy-loaded LCP images by WordPress Version](https://discuss.httparchive.org/t/lazy-loaded-lcp-images-by-wordpress-version/2455)

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**Author:** [@patmeenan](https://discuss.httparchive.org/u/patmeenan)\
**Replies:** 2\
**Last updated:** [October 17, 2022, 3:30pm UTC](https://discuss.httparchive.org/t/lazy-loaded-lcp-images-by-wordpress-version/2455 "2022-10-17T15:30:39Z")

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Of the LCP elements in the September 2022 crawl that were IMG elements with native lazy loading (loading=lazy), How many were from WordPress and what was the WordPress version breakdown? WP Version Count “6.0.2” …

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## [How does Drupal do so well on Core Web Vitals?](https://discuss.httparchive.org/t/how-does-drupal-do-so-well-on-core-web-vitals/2307)

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**Author:** [@adamsilverstein](https://discuss.httparchive.org/u/adamsilverstein)\
**Replies:** 2\
**Last updated:** [February 5, 2022, 12:48am UTC](https://discuss.httparchive.org/t/how-does-drupal-do-so-well-on-core-web-vitals/2307 "2022-02-05T00:48:47Z")

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I’ve been looking at the core web vitals report to see how Content Management Systems are performing as part of the WordPress Performance team. WordPress has a relatively poor pass rate, with only ~22% of sites “Having G…

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## [Correlating Lighthouse scores to page-level CrUX data](https://discuss.httparchive.org/t/correlating-lighthouse-scores-to-page-level-crux-data/2164)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 6\
**Last updated:** [July 20, 2021, 2:33pm UTC](https://discuss.httparchive.org/t/correlating-lighthouse-scores-to-page-level-crux-data/2164 "2021-07-20T14:33:40Z")

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The pages dataset contains a new field in the JSON-encoded HAR payloads: \_CrUX. As you can guess, this represents the real-user field data from the Chrome UX Report (CrUX) dataset. This presents a really interesting oppo…

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## [Representative URLs for common unusual markup for investigation](https://discuss.httparchive.org/t/representative-urls-for-common-unusual-markup-for-investigation/1706)

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**Author:** [@briankardell](https://discuss.httparchive.org/u/briankardell)\
**Replies:** 8\
**Last updated:** [August 28, 2019, 1:22am UTC](https://discuss.httparchive.org/t/representative-urls-for-common-unusual-markup-for-investigation/1706 "2019-08-28T01:22:59Z")

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As part of the almanac efforts, we have redone the way we collect information about what elements are used - we’re now actively using the DOM tree and simply iterating and collecting the .tagNames of elements and increme…

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## [What are the effects of the COVID-19 pandemic on web usage and experience?](https://discuss.httparchive.org/t/what-are-the-effects-of-the-covid-19-pandemic-on-web-usage-and-experience/1901)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 21\
**Last updated:** [July 2, 2020, 4:50pm UTC](https://discuss.httparchive.org/t/what-are-the-effects-of-the-covid-19-pandemic-on-web-usage-and-experience/1901 "2020-07-02T16:50:26Z")

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The world has changed a lot in the past few months with the spread of the coronavirus. The web has been one area that has seen a dramatic shift, with so many people working and learning from home and using it to stay up …

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## [Lighthouse Options](https://discuss.httparchive.org/t/lighthouse-options/2333)

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**Author:** [@Arraa](https://discuss.httparchive.org/u/Arraa)\
**Replies:** 2\
**Last updated:** [September 24, 2022, 9:18am UTC](https://discuss.httparchive.org/t/lighthouse-options/2333 "2022-09-24T09:18:52Z")

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Hello! Firstly, thanks for the awesome project. I’m interested about details how Lighthouse is used in Loading Speed-section, and I could not find the answer to the question I was thinking about. I am currently working …

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## [The environmental impact and resilliency of the web](https://discuss.httparchive.org/t/the-environmental-impact-and-resilliency-of-the-web/2211)

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**Author:** [@Nathaniel](https://discuss.httparchive.org/u/Nathaniel)\
**Replies:** 5\
**Last updated:** [February 7, 2022, 2:38pm UTC](https://discuss.httparchive.org/t/the-environmental-impact-and-resilliency-of-the-web/2211 "2022-02-07T14:38:21Z")

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TL;DR — Can we have a chapter on the environmental impact of the web in the next almanac, please? Recent scary IPCC report A couple of days ago the IPCC released their latest report the climate crisis. The report is pr…

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## [Core Web Vitals by Http Version?](https://discuss.httparchive.org/t/core-web-vitals-by-http-version/2417)

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**Author:** [@bizzbyster](https://discuss.httparchive.org/u/bizzbyster)\
**Replies:** 0\
**Last updated:** [August 24, 2022, 1:13pm UTC](https://discuss.httparchive.org/t/core-web-vitals-by-http-version/2417 "2022-08-24T13:13:04Z")

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Has CWV broken out by many things including rank and connection type. Has anyone analyzed CWV by http version? Thanks, Peter

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## [URL-Level Data](https://discuss.httparchive.org/t/url-level-data/2409)

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**Author:** [@rabell](https://discuss.httparchive.org/u/rabell)\
**Replies:** 0\
**Last updated:** [August 19, 2022, 2:23pm UTC](https://discuss.httparchive.org/t/url-level-data/2409 "2022-08-19T14:23:19Z")

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Hi there - I stumbled upon this site, and the report and forums are great! Lots of awesome reports and insights to dig through and digest. Do you have URL-level detail available for the reports? I’m probably most inter…

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## [Proportion of browsers with 3rd party cookies off](https://discuss.httparchive.org/t/proportion-of-browsers-with-3rd-party-cookies-off/2400)

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**Author:** [@DaneelOlivaw](https://discuss.httparchive.org/u/DaneelOlivaw)\
**Replies:** 0\
**Last updated:** [July 21, 2022, 3:22am UTC](https://discuss.httparchive.org/t/proportion-of-browsers-with-3rd-party-cookies-off/2400 "2022-07-21T03:22:28Z")

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Hi, I’d like to know what proportion of browsers have 3rd part cookies switched off. My searches haven’t come up with anything, yet. Can anybody share links to worthwhile research on that?

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## [Chapter 9. Performance](https://discuss.httparchive.org/t/chapter-9-performance/2045)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 3\
**Last updated:** [July 20, 2022, 2:23am UTC](https://discuss.httparchive.org/t/chapter-9-performance/2045 "2022-07-20T02:23:51Z")

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Tell us what you think! We’d love to hear your feedback on the Performance chapter of the 2020 Web Almanac. Leave a comment and tell us your questions, comments, and ideas. poll Chapter resources :nerd\_face: Here are s…

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## [\[10x project\] Exceeding 10M and announcing new capabilities](https://discuss.httparchive.org/t/10x-project-exceeding-10m-and-announcing-new-capabilities/2391)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 2\
**Last updated:** [July 2, 2022, 3:22pm UTC](https://discuss.httparchive.org/t/10x-project-exceeding-10m-and-announcing-new-capabilities/2391 "2022-07-02T15:22:50Z")

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:wave: Hi everyone, a few updates related to the 10x project. Read last month’s announcement for the context. Exceeding 10M home pages in the July crawl :rocket: The capacity timing could not have been better—it’s almos…

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## [Improving the HTTP Archive pipeline and dataset by 10x](https://discuss.httparchive.org/t/improving-the-http-archive-pipeline-and-dataset-by-10x/2372)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 8\
**Last updated:** [July 1, 2022, 3:57pm UTC](https://discuss.httparchive.org/t/improving-the-http-archive-pipeline-and-dataset-by-10x/2372 "2022-07-01T15:57:04Z")

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Hi everyone, We’re making some major changes to the pipeline and dataset, so if you analyze HTTP Archive data on BigQuery or browse stats on our website or in the Web Almanac, continue reading. HTTP Archive is over 11 …

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## [Is the median page load time for the top 'x' pages tracked anywhere?](https://discuss.httparchive.org/t/is-the-median-page-load-time-for-the-top-x-pages-tracked-anywhere/2342)

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**Author:** [@Nooshu](https://discuss.httparchive.org/u/Nooshu)\
**Replies:** 4\
**Last updated:** [April 8, 2022, 6:08pm UTC](https://discuss.httparchive.org/t/is-the-median-page-load-time-for-the-top-x-pages-tracked-anywhere/2342 "2022-04-08T18:08:21Z")

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If I wanted to compare a websites own RUM data vs ‘global’ RUM data e.g. page load, is there anywhere that tracks this over time? e.g. median onload for March 2022. It’s a little like this report, but I’d like to know w…

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## [Chrome Image Lazy Loading - Sites Already Using it on Week 1!](https://discuss.httparchive.org/t/chrome-image-lazy-loading-sites-already-using-it-on-week-1/1707)

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**Author:** [@paulcalvano](https://discuss.httparchive.org/u/paulcalvano)\
**Replies:** 5\
**Last updated:** [March 9, 2020, 2:02pm UTC](https://discuss.httparchive.org/t/chrome-image-lazy-loading-sites-already-using-it-on-week-1/1707 "2020-03-09T14:02:30Z")

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Earlier this year the Chrome team announced plans to support lazy loading natively in the browser. The plan was to add a loading attribute in both \<img\> and \<iframe\> elements. Chrome 75 included it behind a feature flag …

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## [JavaScript Library Detection](https://discuss.httparchive.org/t/javascript-library-detection/955)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 19\
**Last updated:** [October 26, 2018, 6:49pm UTC](https://discuss.httparchive.org/t/javascript-library-detection/955 "2018-10-26T18:49:22Z")

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Starting in the April 15, 2017 crawl, har tables will include a \_third-parties custom metric. This includes name and version information for ~100 of the most popular JavaScript libraries used on the web. This enables an …

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## [Where to find http headers in the http archive datasets](https://discuss.httparchive.org/t/where-to-find-http-headers-in-the-http-archive-datasets/2345)

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**Author:** [@bizzbyster](https://discuss.httparchive.org/u/bizzbyster)\
**Replies:** 2\
**Last updated:** [April 7, 2022, 7:32pm UTC](https://discuss.httparchive.org/t/where-to-find-http-headers-in-the-http-archive-datasets/2345 "2022-04-07T19:32:28Z")

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Can someone point me to where in the data set I can find the response headers that would include Link and “nopush” attributes mentioned here? Thanks!

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## [Strange values for total number of React origins](https://discuss.httparchive.org/t/strange-values-for-total-number-of-react-origins/2338)

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**Author:** [@DanShappir](https://discuss.httparchive.org/u/DanShappir)\
**Replies:** 5\
**Last updated:** [March 31, 2022, 7:56am UTC](https://discuss.httparchive.org/t/strange-values-for-total-number-of-react-origins/2338 "2022-03-31T07:56:00Z")

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I’m using the excellent Core Web Vitals Technology Report that @rviscomi created. When looking at the total number of origins for React I see a significant drop in July 2020 from 385K to 200K. Likewise in July 2021 I see…

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## [How are news sites published?](https://discuss.httparchive.org/t/how-are-news-sites-published/2331)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 3\
**Last updated:** [March 16, 2022, 10:21am UTC](https://discuss.httparchive.org/t/how-are-news-sites-published/2331 "2022-03-16T10:21:17Z")

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Two questions: how can we identify which websites serve news content, and what CMSs do each of these sites use? To identify a news site, we could use heuristics like the “news” keyword somewhere in the URL, title, or me…

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## [Annual / seasonal trends in HTTP Archive data](https://discuss.httparchive.org/t/annual-seasonal-trends-in-http-archive-data/2320)

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**Author:** [@pragmaticpat](https://discuss.httparchive.org/u/pragmaticpat)\
**Replies:** 4\
**Last updated:** [March 9, 2022, 12:57pm UTC](https://discuss.httparchive.org/t/annual-seasonal-trends-in-http-archive-data/2320 "2022-03-09T12:57:56Z")

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I saw a reduction in the number of sites between January and February in 2022 for the technologies I’m watching, and so I took a look at the overall number of sites sampled in those months to determine whether the reduce…

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## [Picture element display values](https://discuss.httparchive.org/t/picture-element-display-values/1745)

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**Author:** [@briankardell](https://discuss.httparchive.org/u/briankardell)\
**Replies:** 5\
**Last updated:** [February 18, 2022, 3:15pm UTC](https://discuss.httparchive.org/t/picture-element-display-values/1745 "2022-02-18T15:15:10Z")

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Recently there is a question, from a standards and implementation perspective about how often the display value is set by authors for the picture element because of interest in changing something, for example, in a UA de…

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## [Is the web changing as a result of IE's EOL?](https://discuss.httparchive.org/t/is-the-web-changing-as-a-result-of-ies-eol/2301)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 0\
**Last updated:** [January 27, 2022, 4:30am UTC](https://discuss.httparchive.org/t/is-the-web-changing-as-a-result-of-ies-eol/2301 "2022-01-27T04:30:33Z")

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Inspired by The baseline for web development in 2022 article, which leads with: The biggest change that happened in 2021 ~ The retirement of Internet Explorer That got me wondering if there are any observable effects…

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## [Changes to the HTTP Archive corpus](https://discuss.httparchive.org/t/changes-to-the-http-archive-corpus/1539)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 0\
**Last updated:** [December 30, 2018, 2:36am UTC](https://discuss.httparchive.org/t/changes-to-the-http-archive-corpus/1539 "2018-12-30T02:36:52Z")

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“Sample Size” on the State of the Web report Our goal is to have a high quality corpus of websites that we test regularly to accurately track the state of the web. To that end, we’ve started making changes to improve …

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## [Who are the top RUM analytics providers?](https://discuss.httparchive.org/t/who-are-the-top-rum-analytics-providers/15)

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**Author:** [@igrigorik](https://discuss.httparchive.org/u/igrigorik)\
**Replies:** 26\
**Last updated:** [January 12, 2022, 4:59pm UTC](https://discuss.httparchive.org/t/who-are-the-top-rum-analytics-providers/15 "2022-01-12T16:59:40Z")

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## [What is the addressable market of active web development?](https://discuss.httparchive.org/t/what-is-the-addressable-market-of-active-web-development/2294)

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**Author:** [@rviscomi](https://discuss.httparchive.org/u/rviscomi)\
**Replies:** 1\
**Last updated:** [January 7, 2022, 6:54pm UTC](https://discuss.httparchive.org/t/what-is-the-addressable-market-of-active-web-development/2294 "2022-01-07T18:54:10Z")

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Inspired by Malte’s tweet: What percent of websites changed their tech stack in a given month/year?

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## [December 2022-specific decrease in data?](https://discuss.httparchive.org/t/december-2022-specific-decrease-in-data/2290)

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**Author:** [@pragmaticpat](https://discuss.httparchive.org/u/pragmaticpat)\
**Replies:** 2\
**Last updated:** [January 4, 2022, 3:04pm UTC](https://discuss.httparchive.org/t/december-2022-specific-decrease-in-data/2290 "2022-01-04T15:04:42Z")

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I’m researching web / javascript frameworks month-to-month in the httparchive.technologies data set, and noticed a sizable decrease in data between November 2021 and December 2021 this past year for all “app” values. T…

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## [How can I run a query against a data subset?](https://discuss.httparchive.org/t/how-can-i-run-a-query-against-a-data-subset/2274)

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**Author:** [@imkevdev](https://discuss.httparchive.org/u/imkevdev)\
**Replies:** 0\
**Last updated:** [November 24, 2021, 10:58pm UTC](https://discuss.httparchive.org/t/how-can-i-run-a-query-against-a-data-subset/2274 "2021-11-24T22:58:34Z")

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Is there an “easy” way to run a query on a subset of the data without re-writing the query. For example, we know that 94.4% of websites use at least one third-party resource (source: Third Parties | 2021 | The Web Alman…

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## [Usage of Web Monetization 2019 vs 2020](https://discuss.httparchive.org/t/usage-of-web-monetization-2019-vs-2020/2061)

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**Author:** [@zcorpan](https://discuss.httparchive.org/u/zcorpan)\
**Replies:** 7\
**Last updated:** [November 22, 2021, 4:37pm UTC](https://discuss.httparchive.org/t/usage-of-web-monetization-2019-vs-2020/2061 "2021-11-22T16:37:49Z")

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I wanted to check the adoption rate of Web Monetization, so I ran two queries in httparchive. Results 2019-10-01: 134 pages out of 4,325,232 = 0.0031% 2020-10-01: 415 pages out of 5,506,819 = 0.0075% So, very few page…

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