Between 2012 and 2016, young drivers impaired by drugs caused a total of 6,430 crashes on Texas road, according to data from the Texas Department of Transportation (TxDOT).
The highest tally of drug-related accidents among young Texas drivers came in 2015, when 1,373 drivers between the ages of 18 and 25 were involved in car crashes.
2013 saw the fewest crashes caused by drug-impaired young drivers, with 1,248 such accidents occurring that year.
Data from the National Institute on Drug Abuse show that illicit drug use increased from slightly more than 8 percent of the population in 2002 to well over 9 percent in 2013.
Illicit drug use was highest among young adults 18-25, with nearly 22 percent reporting that they had used illicit drugs in the past month.