Source Code
In order to understand more about how web sites are constructed we looked at the doctype and HTML programming techniques employed by the sites examines. We did this by viewing the source code as rendered by the browser.
Doctype (HTML or XHTML?)
| Data Comparison: | 2002 | 2006 | 2007 | 2008 | |
|---|---|---|---|---|---|
| None | N/A | 54% | 43% | 38% | |
| HTML 4.0 Transitional | N/A | 33% | 39% | 31% | |
| XHTML 1.0 Transitional | N/A | 9% | 15% | 22% | |
| HTML 3.2 Final | N/A | 3% | 1% | 1% | |
| XHTML 1.0 Strict | N/A | 1% | 0% | 4% | |
| HTML 4.01 Strict | N/A | 0% | 1% | 2% | |
| XHTML 1.1 | N/A | 0% | 1% | 2% | |
CSS or Tables for Layout?
| Data Comparison: | 2002 | 2006 | 2007 | 2008 | |
|---|---|---|---|---|---|
| Both Tables and CSS | N/A | 76% | 71% | 32% | |
| CSS | N/A | 13% | 19% | 35% | |
| Tables | N/A | 11% | 9% | 32% | |
| Flash/Neither | N/A | 0% | 1% | 1% |