Top DJIA percentage declines

Top ten largest one-day decline in percentage for the Dow Jones Industrial Average Index:

1. 12 December 1914 -24.39%
2. 10 October 1987 -22.61%
3. 28 October 1929 -12.82%
4. 29 October 1929 -11.73%
5. 11 June 1929 -9.92%
6. 18 December 1899 -8.72%
7. 12 August 1932 -8.40%
8. 14 March 1907 -8.29%
9. 29 October 1987 -8.04%
10. 21 July 1933 -7.84%