The population was spread out, with 20,518 people (22.8%) under the age of 18, 9,436 people (10.5%) aged 18 to 24, 21,725 people (24.2%) aged 25 to 44, 23,424 people (26.1%) aged 45 to 64, and 14,758 people (16.4%) who were 65 years of age or older. The median age was 38.5 years. For every 100 females, there were 93.8 males. For every 100 females age 18 and over, there were 90.4 males.