Redirected from 2100 BC
(4th millennium BC - 3rd millennium BC - 2nd millennium BC)
Significant persons:
Inventions, Discoveries, Introductions:
... 45 to 64, and 12.7% who are 65 years of age or older. The median age is 39 years. For every 100 females there are 104.2 males. For every 100 females age 18 and over, ...