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. Author manuscript; available in PMC: 2013 Mar 14.
Published in final edited form as: Traffic Inj Prev. 2011 Oct;12(5):423–431. doi: 10.1080/15389588.2011.588296

Table 1.

Fatality Analysis Reporting System sample sizes (N) for age groups used in analysis of GDL laws

Ages Years Na (Drivers involved in fatal crashes)
16–17 1990–2007 43,499
19–20 1990–2007 60,922
21–25 1990–2007 133,560
a

Total for 50 states; state-years with Ns <10 excluded.