9/3/96-11/4/96

9/5/00-11/6/00

9/7/04-11/1/04

9/2/08-11/3/08

9/8/12-11/5/12

%

%

%

%

%

Don’t know

2.7

2.9

2.5

4.1

18.3

Democratic candidate

47.4

40.6

41.9

50.3

43.9

Republican candidate

28.1

32.3

39.6

26.1

28.6

Undecided

3.9

3.3

3.6

5.1

2.5

Respondent does not intend to vote

12.2

13.2

10.8

12.6

3.6

Other candidate

5.8

6.8

1.6

1.8

3.1

N

4518

4723

3149

6613

15,969