Total of 10 as of January 5, 2009

Democrats

Begich, Mark -- AK

Hagan, Kay -- NC

Kaufman, Edward -- DE

Merkley, Jeff -- OR

Shaheen, Jeanne -- NH

Udall, Mark -- CO

Udall, Tom -- NM

Warner, Mark -- VA

Republicans

Johanns, Mike -- NE

Risch, James -- ID