Date . Democrat/Lean Dem Republican/Lean Rep
4/11/2021 PEW 36 9
8/2/20 PEW 12 28
4/12/20 PEW 18 36
3/25/2019 PEW 14 21
12/04/2017 PEW 15 22
4/11/2017 PEW 15 28
10/04/2015 PEW 26 11
7/20/2014 CNN 17 11
2/26/2014 PEW 32 16
11/15/2013 CBS/NYT 31 8
10/13/2013 PEW 27 10
5/31/2013 CBS/NYT 30 8
2/06/2013 CBS/NYT 34 8
1/13/2013 PEW 37 15
10/31/2012 NES 29 16
10/19/2011 CBS/NYT 13 8
10/04/2011 PEW 27 12
9/23/2011 CNN 20 11
8/21/2011 PEW 25 13
3/01/2011 PEW 34 24
10/21/2010 CBS/NYT 36 7
10/01/2010 CBS/NYT 27 13
9/06/2010 PEW 35 13
9/01/2010 CNN 31 18
4/05/2010 CBS/NYT 27 14
3/21/2010 PEW 32 13
2/12/2010 CNN 34 18
2/05/2010 CBS/NYT 31 9
1/10/2010 GALLUP 23 16
12/20/2009 CNN 25 16
8/31/2009 CBS/NYT 34 12
6/12/2009 CBS/NYT 35 10
12/21/2008 CNN 30 22
10/15/2008 NES 34 31
10/13/2008 CBS/NYT 12 19
7/09/2007 CBS/NYT 18 31
1/09/2007 PEW 22 43
10/08/2006 CBS/NYT 20 50
9/15/2006 CBS/NYT 20 44
2/05/2006 PEW 20 53
1/20/2006 CBS/NYT 23 51
1/06/2006 GALLUP 20 44
12/02/2005 CBS/NYT 19 52
9/11/2005 PEW 19 49
9/09/2005 CBS/NYT 21 42
6/19/2005 GALLUP 24 36
10/15/2004 NES 35 61
3/21/2004 PEW 24 55
10/26/2003 GALLUP 35 42
7/27/2003 CBS/NYT 25 51
10/15/2002 NES 52 63
9/04/2002 GALLUP 38 55
9/02/2002 CBS/NYT 32 52
7/13/2002 CBS/NYT 34 45
6/17/2002 GALLUP 33 55
1/24/2002 CBS/NYT 39 56
12/07/2001 CBS/NYT 39 60
10/25/2001 CBS/NYT 47 70
10/06/2001 GALLUP 52 68
1/17/2001 CBS/NYT 26 38
10/15/2000 NES 48 43
7/09/2000 GALLUP 42 41
4/02/2000 ABC/POST 38 24
2/14/2000 PEW 46 37
10/03/1999 CBS/NYT 31 27
9/14/1999 CBS/NYT 42 35
5/16/1999 PEW 36 30
2/21/1999 PEW 35 25
2/12/1999 ABC/POST 41 21
2/04/1999 GALLUP 38 29
1/10/1999 CBS/NYT 42 33
1/03/1999 CBS/NYT 37 29
12/01/1998 NES 45 35
11/19/1998 PEW 31 23
11/01/1998 CBS/NYT 28 22
10/26/1998 CBS/NYT 28 25
8/10/1998 ABC/POST 40 30
2/22/1998 PEW 42 28
2/01/1998 GALLUP 52 26
1/25/1998 CBS/NYT 31 22
10/31/1997 PEW 46 32
6/01/1997 GALLUP 39 25
1/14/1997 CBS/NYT 29 20
11/02/1996 CBS/NYT 31 20
10/15/1996 NES 40 27
5/12/1996 GALLUP 32 20
5/06/1996 ABC/POST 41 35
11/19/1995 ABC/POST 27 26
8/07/1995 GALLUP 24 21
8/05/1995 CBS/NYT 20 20
3/19/1995 ABC/POST 27 20
2/22/1995 CBS/NYT 18 19
12/01/1994 NES 26 18
10/29/1994 CBS/NYT 26 19
10/23/1994 ABC/POST 27 16
6/06/1994 GALLUP 23 11
1/30/1994 GALLUP 25 14
1/20/1994 ABC/POST 30 18
3/24/1993 GALLUP 32 11
1/17/1993 ABC/POST 32 25
1/14/1993 CBS/NYT 26 21
10/23/1992 CBS/NYT 17 31
10/15/1992 NES 31 34
6/08/1992 GALLUP 17 31
10/20/1991 ABC/POST 31 41
3/06/1991 CBS/NYT 40 56
3/01/1991 ABC/POST 41 52
12/01/1990 NES 26 32
10/28/1990 CBS/NYT 21 31
9/06/1990 ABC/POST 37 48
1/16/1990 ABC/POST 32 46
6/29/1989 CBS/NYT 27 45
1/15/1989 CBS/NYT 37 54
11/10/1988 CBS/NYT 36 58
10/15/1988 NES 35 51
1/23/1988 ABC/POST 31 51
10/18/1987 CBS/NYT 36 47
6/01/1987 ABC/POST 38 59
3/01/1987 CBS/NYT 34 54
1/21/1987 CBS/NYT 36 51
1/19/1987 ABC/POST 39 51
12/01/1986 NES 31 53
11/30/1986 CBS/NYT 37 63
9/09/1986 ABC/POST 30 51
1/19/1986 CBS/NYT 36 51
11/06/1985 CBS/NYT 42 59
7/29/1985 ABC/POST 30 48
3/21/1985 ABC/POST 29 49
2/22/1985 ABC/POST 30 62
11/14/1984 CBS/NYT 36 59
10/15/1984 NES 41 50
12/01/1982 NES 32 41
11/07/1980 CBS/NYT 40 42
10/15/1980 NES 31 23
3/12/1980 CBS/NYT 30 22
11/03/1979 CBS/NYT 32 28
12/01/1978 NES 33 26
10/23/1977 CBS/NYT 40 25
4/25/1977 CBS/NYT 37 34
10/15/1976 NES 30 42
9/05/1976 CBS/NYT 38 45
6/15/1976 CBS/NYT 36 36
3/01/1976 GALLUP 31 40
12/01/1974 NES 36 38
10/15/1972 NES 48 62
12/01/1970 NES 52 61
10/15/1968 NES 66 60
12/01/1966 NES 71 54
10/15/1964 NES 80 73
12/01/1958 NES 71 79