If you're expecting to see 2000, 2004, or 2008, then too bad, because none of them are on either list. They're all too recent.
Most important:15. 1936
14. 1960
13. 1824
12. 1840
11. 1876
10. 1980
9. 1828
8. 1856
7. 1912
6. 1796
5. 1932
4. 1800
3. 1860
2. 1864
1. 1789
Honorable Mentions: 1972, 1920, and 1948
Least important:
10. 1924
9. 1832
8. 1900
7. 1956
6. 1944
5. 1984
4. 1848
3. 1852
2. 1872
1. 1820
Honorable Mentions:
1996, 1812, 1804, 1880, 1940, and 1792.
Not the biggest fan, but he has his reasons listed, and they aren't always exactly correct, but the fact that someone did this is interesting enough.