Alcohol Use in Past Month, by Grade Level

Year(s): 2013-2015

Contra Costa CountyPercent
Grade Level0 Days1 Day2 Days3-9 Days10-19 Days20-30 Days
7th Grade94.3%3.2%1.3%0.6%0.2%0.4%
9th Grade84.7%6.9%3.6%2.7%1.1%0.9%
11th Grade75.0%8.9%6.2%6.9%1.6%1.4%
Non-TraditionalSSSSSS