U.S. President

Siena (2010)

Silver (2013)

Truman

9

6

Eisenhower

10

8

Kennedy

11

9

Johnson

16

12

Nixon

30

29

Ford

28

24

Carter

32

26

Reagan

18

10

Bush (41)

22

22

Clinton

13

18

Bush (43)

39

38

Obama

15

17