Marijuana Use in Lifetime, by Gender and Grade Level

Year(s): 2013-2015

Napa Valley 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 Grade94.5%1.4%1.3%0.5%0.2%2.1%93.7%2.4%0.8%0.8%1.2%1.2%
9th Grade81.6%3.2%2.7%2.1%1.4%9.0%81.2%4.9%2.5%1.4%1.7%8.3%
11th Grade57.4%5.9%4.8%4.6%4.6%22.7%55.8%6.6%3.2%2.3%6.6%25.4%
Non-Traditional22.2%2.8%2.8%5.6%16.7%50.0%20.0%7.3%5.5%5.5%9.1%52.7%