What The Web Is Made Of

2014-04-16 – 2014-04-14

Global Stats

Elements Encountered 16,136,290
Document Loads Observed 40,930
Elements Added Dynamically 1,436,480

How Semantic Is The Markup?

Unsemantic (div, span, etc.) 55.86% 9,013,379
Semantic HTML (no extended semantics) 41.78% 6,741,382
Augmented Semantic HTML (HTML + MF/S.O/ARIA/WC) 1.20% 193,899

What Are HTML Semantics Augmented With?

WAI-ARIA 1.91% 308,173
Microformats 0.33% 52,662
Schema.org 0.11% 18,316
Web Components 0.02% 2,671

The Most Common Semantic HTML Elements

<a> 1,857,789
<td> 949,085
<li> 838,864
<tr> 481,076
<script> 472,563
<input> 282,340
<option> 256,554
<p> 214,262
<table> 133,627

The Most Common WAI-ARIA Roles

button 120,125
menuitem 63,164
menu 19,710
option 18,699
presentation 11,329
tooltip 10,798
img 5,984
link 4,958
gridcell 4,920

The Most Common Microformats

nofollow 38,170
tag 5,380
vcard 1,308
hentry 895
fn 826
photo 665
entry-content 518
h-thumbnail 471
author 354

The Most Common Schema.org Types

name 1,979
url 1,567
Product 1,241
WebPage 1,033
Organization 944
Offer 909
Breadcrumb 736
JobPosting 718
price 661

The Most Common Custom Elements

mi-box 1,539
core-item 175
single-line 117
fb:comments-count 88
core-layout 80
core-doc-viewer 62
context-free-parser 53
core-component-page 53
core-toolbar 45