Nielsen//NetRatings released its findings on top US search engines in December 2006.
| Top search engines in the US in December 2006 | |||
| Engine | Searches, 000 | Growth, YTY | Share |
| 3,035,617 | 22.6% | 50.8% | |
| Yahoo! | 1,412,904 | 30.1% | 23.6% |
| MSN/Live | 499,946 | -9.7% | 8.4% |
| AOL | 362,140 | 7.8% | 6.1% |
| My Way | 141,527 | 4.7% | 2.4% |
| Ask.com | 128,452 | 17.2% | 2.1% |
| EarthLink | 31,930 | 17.6% | 0.5% |
| Dogpile.com | 30,487 | 2.1% | 0.5% |
| Comcast | 26,931 | N/A | 0.5% |
| NexTag | 26,835 | 123.2% | 0.4% |
| Source: Nielsen//NetRatings | |||