(13th century - 14th century - 15th century - more centuries)
Significant people
Inventions, Discoveries, Introductions
... age of 18, 6.2% from 18 to 24, 17.7% from 25 to 44, 36.0% from 45 to 64, and 12.5% who are 65 years of age or older. The median age is 44 years. For every 100 females ...