What The Web Is Made Of

2020-02-25 – 2020-02-16

Global Stats

Elements Encountered 17,270,254
Document Loads Observed 26,728
Elements Added Dynamically 995,481

How Semantic Is The Markup?

Unsemantic (div, span, etc.) 65.94% 11,388,361
Semantic HTML (no extended semantics) 28.58% 4,935,977
Augmented Semantic HTML (HTML + MF/S.O/ARIA/WC) 2.64% 455,800

What Are HTML Semantics Augmented With?

WAI-ARIA 3.74% 646,651
Microformats 0.31% 52,977
Schema.org 0.09% 15,956
Web Components 1.49% 258,126

The Most Common Semantic HTML Elements

<a> 1,407,088
<li> 827,508
<button> 486,956
<script> 389,070
<td> 327,006
<tr> 199,621
<p> 182,956
<link> 139,592
<ul> 137,859

The Most Common WAI-ARIA Roles

checkbox 117,500
button 108,524
presentation 100,847
menuitem 64,718
gridcell 30,888
menu 30,322
tooltip 23,353
link 16,348
heading 14,271

The Most Common Microformats

nofollow 41,967
tag 927
vcard 881
license 762
hentry 590
h-left 579
url 497
uid 462
h-clearfix 450

The Most Common Schema.org Types

name 1,978
SearchResultsPage 1,757
Person 1,286
url 906
Answer 643
Event 383
Place 328
Organization 328
image 317

The Most Common Custom Elements

yt-icon 24,500
g-img 13,745
ng-include 11,796
paper-tooltip 10,953
iron-icon 9,793
yt-formatted-string 9,359
ytd-badge-supported-renderer 8,604
yt-icon-button 8,116
dom-repeat 7,318