 The average household size was 2.12 and the average family size was 2.78.In the city, the population was spread out with 21.7% under the age of 18, 7.1% from 18 to 24, 22.9% from 25 to 44, 21.2% from 45 to 64, and 27.1% who were 65 years of age or older.The median age was 44 years.