| Domain | June-08 | May-08 | June-07 |
| Search Engine | June-08 | May-08 | June-07 |
| Google Properties | 87.34% | 87.30% | 79.48% |
| Google Search | 87.81% | 88.91% | 78.55% |
| Yahoo! Properties | 4.00% | 4.09% | 7.67% |
| MSN Search | 6.72% | 5.52% | 14.68% |
| Microsoft Properties | 3.72% | 3.72% | 5.74% |
| Yahoo! Search | 3.93% | 4.03% | 5.28% |
| Ask Properties | 3.14% | 3.07% | 4.59% |
| Source: Hitwise | |||