U-M study finds substantial change in age composition of US drivers between 1983 and 2008; younger drivers represent smaller portions of their age groups
Green Car Congress
DECEMBER 1, 2011
Changes in percentage of teenagers with driver’s licenses, 1983 to 2008. The age composition of US drivers has changed substantially between 1983 and 2008, according to a new study by University of Michigan researchers Michael Sivak and Brandon Schoettle, published in the journal Traffic Injury Prevention. Click to enlarge.
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