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2,819 - People who killed on Sep 11. 2001

6 years 8 months - Time it took to build World Trade Center Towers

1 hour 42 minutes - time it took to destroy them

1,609 - People who lost a spouse or partner in attacks

3 to 1 - Ratio of men and women killed on 9/11

6,400 - American Flags sold at Wal-Mart on Sep 11 2000

116,000 - American Flags sold at Wal-Mart on Sep 11 2001

2,985 - US Troops killed in Afghanistan & Iraq

35,000 - Estimated Civillians in Iraq & Afghanistan who have died since 9/11

0 - Terrorist attacks in US since 9/11

78% - Americans who say 9/11 changed their outlook in a lasting way