| Similarity | Rank | |
|---|---|---|
| Kucinich | 0.818 | 65990 |
| Feingold | 0.802 | 71945 |
| Specter | 0.795 | 54281 |
| Lieberman | 0.791 | 32361 |
| Schumer | 0.787 | 46151 |
| Newt | 0.781 | 27362 |
| Gingrich | 0.781 | 24044 |
| Kyl | 0.779 | 96225 |
| Chambliss | 0.779 | 93843 |
| Bachmann | 0.779 | 38602 |
| McCain | 0.777 | 9925 |
| Toomey | 0.777 | 70082 |
| Arlen | 0.775 | 64021 |
| Coons | 0.774 | 84670 |
| Schultz | 0.773 | 25919 |
| Durbin | 0.770 | 48939 |
| Huckabee | 0.764 | 44838 |
| Pawlenty | 0.764 | 68150 |
| Corker | 0.763 | 98151 |
| Daschle | 0.762 | 86021 |
| DeLay | 0.761 | 78940 |
| Ritter | 0.760 | 38770 |
| Grassley | 0.759 | 64350 |
| Sen. | 0.759 | 10088 |
| Santorum | 0.754 | 29615 |