Office of Highway Policy Information, Federal Highway Administration. Licensed drivers: Licensed Drivers | State: California | Gender: Female, Male | Age: All Ages, 16, 17, 18, 19, 20, 21, 22, 23, 24, 19 and Under, 20-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80-84, 85 and Over, 1995 - 2013. Data-Planet™ Statistical Datasets by Conquest Systems, Inc. Dataset-ID: 013-008-001
Dataset: Number of licensed drivers.
Drivers licensing data reported to FHwA and published as part of the annual Highway Statistics Series. Each state and the District of Columbia administers its own driver licensing system.
http://www.fhwa.dot.gov/policy/ohpi/qfvehicles.cfm
Category: Transportation and Traffic
Subject: Automobiles, Drivers, Motor Vehicles
Source: Federal Highway Administration
The Federal Highway Administration (FHwA) was established as an agency of the Department of Transportation by the Department of Transportation Act. It administers DOT's highway transportation programs.
http://www.fhwa.dot.gov/