Marijuana Use in Lifetime, by Gender and Grade Level

Year(s): 2015-2017

West Contra Costa Unified (School District)Percent
FemaleMale
Grade Level0 Times1 Time2 Times3 Times4-6 Times7 or More Times0 Times1 Time2 Times3 Times4-6 Times7 or More Times
7th Grade94.2%2.5%0.8%0.6%0.7%1.2%94.7%2.1%0.5%0.5%0.5%1.6%
9th Grade78.8%4.9%3.0%2.3%3.7%7.3%81.3%4.0%2.7%2.1%1.5%8.4%
11th Grade65.5%5.4%3.4%3.6%4.5%17.5%71.8%5.3%4.7%2.4%2.5%13.3%
Non-Traditional45.0%5.5%4.6%7.3%6.4%31.2%45.0%5.3%6.5%2.4%7.7%33.1%