What The Web Is Made Of

2019-01-16 – 2018-12-31

Global Stats

Elements Encountered 11,175,029
Document Loads Observed 37,050
Elements Added Dynamically 1,165,627

How Semantic Is The Markup?

Unsemantic (div, span, etc.) 58.40% 6,526,177
Semantic HTML (no extended semantics) 35.92% 4,014,220
Augmented Semantic HTML (HTML + MF/S.O/ARIA/WC) 2.65% 296,029

What Are HTML Semantics Augmented With?

WAI-ARIA 4.22% 471,513
Microformats 0.26% 29,256
Schema.org 0.20% 22,492
Web Components 1.13% 125,819

The Most Common Semantic HTML Elements

<a> 1,101,612
<li> 556,021
<td> 521,739
<script> 335,779
<tr> 169,541
<p> 134,566
<strong> 115,168
<meta> 96,404
<option> 91,885

The Most Common WAI-ARIA Roles

button 76,333
menuitem 61,504
row 44,659
treeitem 31,049
presentation 30,760
option 28,640
menu 27,258
menuitemcheckbox 23,577
link 12,361

The Most Common Microformats

nofollow 22,941
tag 2,150
license 671
vcard 435
hentry 398
fn 372
h-sb-Ic 352
photo 253
entry-content 208

The Most Common Schema.org Types

name 2,840
text 2,688
CreativeWork 2,539
Person 2,176
ImageObject 2,023
SearchResultsPage 1,456
url 870
Book 792
Answer 569

The Most Common Custom Elements

g-img 8,621
yt-icon 5,317
yt-live-chat-text-message-renderer 4,879
iron-icon 4,855
un-content-tabs-text 4,754
c-wiz 4,554
ytd-menu-renderer 4,347
ytd-thumbnail-overlay-time-status-renderer 4,210
li-icon 3,877