14 years old
I was born on 20th of October 1996 so i can confirm this.
**THIS QUESTION WAS UPDATED ON THE 16TH OF JAN 2011**
If you were born on October 31 1996 you would be 4875 days old on Mar 7 2010.
At January 20th 2009 you would be 19 years old
13
The 20th century !
If you were born in 1996 you would be 13.