Answer: This is what exactly what NIDA does every year in its annual Monitoring the Future Study. This survey of more than 46,000 teens—8th, 10th, and 12th graders, the results showed that only about 3 percent, or 3 in 100 teens, have used cocaine or Ecstasy in the last year, and only about 1 in 100 used methamphetamine.
