What The Web Is Made Of

2014-04-16 – 2014-04-14

Global Stats

Elements Encountered 16,648,700
Document Loads Observed 42,509
Elements Added Dynamically 1,362,880

How Semantic Is The Markup?

Unsemantic (div, span, etc.) 55.00% 9,157,023
Semantic HTML (no extended semantics) 42.64% 7,098,594
Augmented Semantic HTML (HTML + MF/S.O/ARIA/WC) 1.18% 196,652

What Are HTML Semantics Augmented With?

WAI-ARIA 1.91% 317,494
Microformats 0.35% 57,770
Schema.org 0.09% 15,411
Web Components 0.02% 2,759

The Most Common Semantic HTML Elements

<a> 1,925,513
<td> 969,996
<li> 897,929
<tr> 552,411
<script> 492,189
<input> 298,072
<option> 265,495
<p> 233,833
<ul> 140,119

The Most Common WAI-ARIA Roles

button 122,586
menuitem 66,393
menu 20,372
option 19,009
tooltip 11,502
presentation 10,371
img 6,063
link 5,385
navigation 4,801

The Most Common Microformats

nofollow 42,837
tag 5,636
vcard 1,338
hentry 887
fn 870
photo 728
entry-content 520
h-thumbnail 471
author 349

The Most Common Schema.org Types

url 1,407
name 1,312
WebPage 1,132
Breadcrumb 717
JobPosting 697
Person 645
Organization 560
Product 512
price 484

The Most Common Custom Elements

mi-box 1,539
core-item 175
single-line 117
fb:comments-count 90
core-layout 80
core-doc-viewer 62
context-free-parser 53
core-component-page 53
core-toolbar 45