| Year Joined Union | State | % Correct |
|---|---|---|
| 1787 | Delaware | 91%
|
| 1959 | Alaska | 82%
|
| 1959 | Hawaii | 82%
|
| 1912 | Arizona | 64%
|
| 1788 | Connecticut | 64%
|
| 1787 | New Jersey | 64%
|
| 1788 | New York | 64%
|
| 1789 | North Carolina | 64%
|
| 1790 | Rhode Island | 64%
|
| 1788 | South Carolina | 64%
|
| 1788 | Virginia | 64%
|
| 1819 | Alabama | 55%
|
| 1788 | Georgia | 55%
|
| 1792 | Kentucky | 55%
|
| 1788 | Maryland | 55%
|
| 1788 | Massachusetts | 55%
|
| 1889 | Montana | 55%
|
| 1788 | New Hampshire | 55%
|
| 1912 | New Mexico | 55%
|
| 1907 | Oklahoma | 55%
|
| 1787 | Pennsylvania | 55%
|
| 1796 | Tennessee | 55%
|
| 1791 | Vermont | 55%
|
| 1863 | West Virginia | 55%
|
| 1850 | California | 45%
|
| 1876 | Colorado | 45%
|
| 1845 | Florida | 45%
|
| 1818 | Illinois | 45%
|
| 1816 | Indiana | 45%
|
| 1820 | Maine | 45%
|
| 1817 | Mississippi | 45%
|
| 1803 | Ohio | 45%
|
| 1845 | Texas | 45%
|
| 1836 | Arkansas | 36%
|
| 1890 | Idaho | 36%
|
| 1846 | Iowa | 36%
|
| 1861 | Kansas | 36%
|
| 1812 | Louisiana | 36%
|
| 1837 | Michigan | 36%
|
| 1821 | Missouri | 36%
|
| 1867 | Nebraska | 36%
|
| 1889 | North Dakota | 36%
|
| 1889 | South Dakota | 36%
|
| 1896 | Utah | 36%
|
| 1889 | Washington | 36%
|
| 1848 | Wisconsin | 36%
|
| 1890 | Wyoming | 36%
|
| 1858 | Minnesota | 27%
|
| 1864 | Nevada | 27%
|
| 1859 | Oregon | 27%
|