Obama: 29.6%
Bush 43: 39.0%
Clinton: 56.3%
Bush 41: 23.8% (4 years)
Reagan: 80.9%
Carter: 54.1% (4 years)
Nixon/Ford: 100.0%
JFK/LBJ: 79.6%
IKE: 42.1%
FDR/Truman: 72.7%
Ranked by performance divided by years in office:
Carter: 13.5
Nixon/Ford: 12.5
Reagan: 10.1
JFK/LBJ: 10.0
FDR/Truman: 9.1
Clinton: 7.0
Bush 41: 6.0
IKE: 5.3
Bush 43: 4.9
Obama: 3.7
