sentences:  There were 20,062 housing units at an average density of .The racial makeup of the county was 69.7% white, 6.3% black or African American, 1.3% Asian, 1.2% American Indian, 0.1% Pacific islander, 17.2% from other races, and 4.1% from two or more races.Those of Hispanic or Latino origin made up 39.5% of the population.