(A VERY rough estimate = Average of first 10 ratings in either category.)
Republicans:
- Sen John McCain votes 70% "conservative" 26% "liberal"
 - Sen Sam Brownback votes 80% "conservative" 6% "liberal"
 - Gov Mitt Romney not rated
 - Rep Duncan Hunter    votes  49% "conservative" 5% "liberal"
 
Democrats:
- Sen Barack Obama votes 23% "conservative" 97% "liberal" (If he gets the nod from the Demos would that be an Obamanomination)
 - Sen Hillary Clinton votes 19% "conservative" 96% "liberal"
 - Sen Evan Bayh    votes  30% "conservative" 91% "liberal"
 
For comparison:
Rep Ron Paul votes 88% "conservative" 32% "liberal" (That last number is a little surprising)
Sen John Kyl (AZ) votes 88% "conservative" 4% "liberal"
Rep Ron Paul votes 88% "conservative" 32% "liberal" (That last number is a little surprising)
Sen John Kyl (AZ) votes 88% "conservative" 4% "liberal"
Rep Nancy Pelosi   votes  22% "conservative" 98% "liberal"
Sen Orrin Hatch votes 66% "conservative" 7% "liberal"
Sen Orrin Hatch votes 66% "conservative" 7% "liberal"
Rep Jim Matheson   votes  45% "conservative" 70% "liberal"
Sen Ted Kennedy          votes  13% "conservative" 98% "liberal"
Rep Tom Tancredo votes  85% "conservative" 7% "liberal"
Sen Joe Biden     votes  16% "conservative" 90% "liberal"
Sen Joe Lieberman  votes  22% "conservative" 86% "liberal"