| Year | Result | Margin | Answer | % Correct |
|---|---|---|---|---|
| 2000 2004 | 271-266 286-251 | − 0.51%   | George W. Bush | 95%
|
| 2016 | − 2.09% | Donald Trump | 93%
| |
| 2016 | + 2.09% | Hillary Clinton | 91%
| |
| 2000 | 266-271 | + 0.51% | Al Gore | 87%
|
| 1960 1968 |   301-191 | − 0.17% + 0.70% | Richard Nixon | 78%
|
| 1960 | + 0.17% | John F. Kennedy | 75%
| |
| 1976 | 297-240 | Jimmy Carter | 70%
| |
| 1796 | 71-68 | John Adams | 68%
| |
| 1976 | 240-297 | Gerald Ford | 65%
| |
| 1796 | 68-71 | Thomas Jefferson | 64%
| |
| 2004 | 251-286 | John Kerry | 59%
| |
| 1876 | 185-184 | − 3.00% | Rutherford B. Hayes | 55%
|
| 1884 1888 | 219-182   | + 0.57% + 0.83% | Grover Cleveland | 48%
|
| 1888 | − 0.83% | Benjamin Harrison | 47%
| |
| 1916 | 277-254 | Woodrow Wilson | 46%
| |
| 1968 | 191-301 | − 0.70% | Hubert Humphrey | 42%
|
| 1880 | + 0.09% | James Garfield | 35%
| |
| 1876 | 184-185 | + 3.00% | Samuel Tilden | 34%
|
| 1884 | 182-219 | + 0.57% | James G. Blaine | 19%
|
| 1916 | 254-277 | Charles Evans Hughes | 18%
| |
| 1880 | − 0.09% | Winfield Hancock | 11%
|