sentences:  In the county, the population was spread out with 21.10% under the age of 18, 4.20% from 18 to 24, 19.50% from 25 to 44, 36.40% from 45 to 64, and 18.80% who were 65 years of age or older.The median age was 48 years.For every 100 females there were 104.70 males.