POPULATION: 53,960 POPULATION CHANGE 1980-86: 14.1% BLACK POPULATION: 3.0% HISPANIC POPULATION: 11.4% POPULATION AGE 65 AND OVER: 10.2% INCOME PER CAPITA: $10,827 (1985) PERSONS BELOW POVERTY LEVEL: 7.8% UNEMPLOYMENT RATE: 6.0% BIRTH RATE: 20.4 per 1,000 population CRIME RATE: 5,770 per 100,000 population POLICE PROTECTION: 17 officers per 10,000 population COLLEGE EDUCATION: 18.9 percent with 4 years or more JANUARY MEAN TEMPERATURE: 26.1@ Fahrenheit JULY MEAN TEMPERATURE: 68.9@ Fahrenheit ANNUAL PRECIPITATION: 13.3 inches LAND AREA: 16.4 square miles; 42.5 square kilometers LATITUDE: 41@08'N LONGITUDE: 104@50'W AREA CODE: 307 TIME ZONE: Mountain