I made my first contribution to Wikipedia on 21:48 March 29, 2003, though I had occasionally read articles since early in 2002. I first discovered the 'pedia when searching for information for school reports.
... 29.0% under the age of 18, 5.0% from 18 to 24, 29.0% from 25 to 44, 24.2% from 45 to 64, and 12.7% who are 65 years of age or older. The median age is 39 years. For every ...