Infrastructure and Planning Data Road Mileage, 1990: 2897 Unpaved Road Mileage, 1990: 31% Registered Vehicles, 1990: 119 per mile of paved road Public Transportation Use: .6% of commuters Private Vehicle Use: 92% of commuters Private Vehicles - Single Occupant: 79% of commuters Average Travel Time to Work: 19.3 minutes Growth of Population, 1990-2000: 35% Growth of Population 0-24 Years Old: 22% Growth of Population 65 Years and Older: 48% Projected Enrollment Change 1990-2000 Elementary (K-5): 3493 Projected Change 1990-2000 Middle School (6-8): 3200 Projected Change 1990-2000 High School (9-12): 4189 Republican Registration, 1990: 39.53% Democratic Registration, 1990: 53.39% Change in Republican Registration, 1980-1990: 163% Change in Democratic Registration, 1980-1990: 24%