President

Mean

Standard Error

Min

Max

Johnson

83.5

1.27

50

100

Truman

74.3

1.69

40

90

Clinton

72.0

1.57

40

95

Roosevelt

71.6

1.97

30

100

Carter

67.0

1.69

35

90

Kennedy

66.4

1.59

40

95

Nixon

44.9

2.07

10

70

Ford

39.3

1.66

10

65

Eisenhower

36.9

1.76

10

70

Bush

32.8

1.79

10

65

Reagan

18.0

1.82

0

50