 The average household size was 2.16 and the average family size was 2.96.In the city the population was spread out, with 21.9% under the age of 18, 7.9% from 18 to 24, 24.3% from 25 to 44, 17.5% from 45 to 64, and 28.4% who were 65 years of age or older.The median age was 42 years.