comScore published its finding on top-growing categories online in September 2006.
| Audience, 000 | Aug 2006 | Sep 2006 | Growth |
| Total | 173,407 | 173,428 | 0% |
| Online Gambling | 23,492 | 27,400 | 17% |
| Gaming Information | 35,322 | 40,841 | 16% |
| Incentives | 17,318 | 18,990 | 10% |
| Toys | 20,687 | 22,210 | 7% |
| Sports | 68,260 | 73,230 | 7% |
| Genealogy | 7,970 | 8,433 | 6% |
| Education – Information | 60,229 | 63,705 | 6% |
| TV | 73,082 | 76,550 | 5% |
| Entertainment – News | 35,809 | 37,499 | 5% |
| Multimedia | 99,606 | 103,710 | 4% |
| Source: comScore | |||