Historical quarterly trends in the usage statistics of site elements for websites

This report shows the historical trends in the usage of the top site elements since July 2021.

	2021 1 Jul	2021 1 Oct	2022 1 Jan	2022 1 Apr	2022 1 Jul	2022 1 Oct	2023 1 Jan	2023 1 Apr	2023 1 Jul	2023 1 Oct	2024 1 Jan	2024 1 Apr	2024 1 Jul	2024 6 Aug
None	1.3%	1.1%	1.6%	1.5%	1.1%	1.3%	1.1%	0.9%	0.9%	0.9%	0.8%	1.1%	1.0%	1.0%
CSS	96.4%	96.7%	96.1%	95.8%	97.1%	96.3%	96.7%	97.1%	97.1%	97.3%	97.0%	96.9%	96.3%	96.3%
Compression	86.3%	87.1%	87.0%	87.2%	88.2%	87.6%	87.8%	88.3%	88.4%	88.7%	88.6%	88.7%	88.8%	88.8%
Default protocol https	73.6%	75.7%	77.4%	78.6%	79.5%	79.8%	81.2%	82.3%	83.2%	84.2%	84.9%	85.4%	85.9%	86.0%
Cookies	41.7%	41.6%	36.7%	38.8%	40.7%	41.4%	40.8%	41.4%	42.2%	42.4%	43.0%	42.1%	41.2%	40.9%
Default subdomain www	38.5%	38.3%	38.1%	38.8%	38.9%	38.9%	40.6%	41.0%	40.6%	40.3%	40.3%	39.8%	39.7%	39.5%
HTTP/2	45.7%	46.5%	46.9%	46.4%	44.8%	43.8%	40.0%	39.3%	36.5%	35.6%	35.5%	35.5%	35.3%	35.3%
HTTP/3	20.0%	21.9%	24.2%	24.5%	25.1%	25.6%	25.1%	25.5%	26.1%	26.8%	27.8%	29.2%	30.3%	30.9%
HTTP Strict Transport Security	20.2%	21.4%	22.8%	23.9%	24.4%	24.6%	24.9%	25.5%	26.0%	26.6%	27.3%	27.2%	27.5%	27.8%
IPv6	19.0%	19.6%	20.6%	20.8%	21.0%	21.3%	21.0%	21.1%	21.6%	22.1%	22.6%	24.6%	25.1%	25.3%
ETag	15.0%	16.0%	16.2%	16.6%	17.3%	17.5%	17.3%	17.5%	20.9%	21.2%	21.9%	23.3%	23.4%	23.2%
QUIC	5.6%	6.0%	7.2%	7.7%	8.1%	8.0%	8.5%	8.9%	7.4%	7.5%	7.7%	7.8%	8.1%	8.1%
Frameset	0.3%	0.3%	0.2%	0.2%	0.3%	0.3%	0.2%	0.2%	0.2%	0.2%	0.2%	0.2%	0.2%	0.2%
SPDY	0.1%	0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%

The diagram shows only site elements with more than 1% usage.

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