Youth perceive risk of harm from tobacco and use it at lower rates than alcohol and marijuana

These charts show the percent of King County and Washington State students in grades 6, 8, 10 and 12 who report great risk of harm from using different substances.  (Source: 2010 Healthy Youth Survey -- HYS.)  Results from the 2010 HYS also show that tobacco use rates among youth are much lower than the rates of youth alcohol and marijuana use.