Here’s the English First congressional scorecard (in pdf), assembled by the industrious Jim Boulet. Fun fact: Ted Kennedy and John Kerry don’t merely flunk with a grade of F, but actually get a grade of F-minus.
Grades of senators in close elections:
Kyl of Arizona: A
Lieberman of Connecticut: F-minus
Stabenow of Michigan: F
Talent of Missouri: A
Burns of Montana: A
Menendez of NJ: F-minus
DeWine of Ohio: C-minus
Santorum of Penn.: A-minus
Chafee of Rhode Island: C-minus
Allen of Virginia: A-minus
Cantwell of Washington: F