 The average household size was 1.77 and the average family size was 2.18.In the city the population was spread out, with 4.3% under the age of 18, 2.4% from 18 to 24, 11.5% from 25 to 44, 32.6% from 45 to 64, and 49.2% who were 65 years of age or older.The median age was 65 years.