United States

Prevalence and Trends in Marijuana Use Rates in Colorado Before and After Amendment 64

Total US
According to the National Survey on Drug Use and Health (NSDUH), in 2008-2009, an estimated 13.37% of young people in the US aged 12 through 17 had used marijuana in the past year, falling to 12.29% in 2015-2016. The NSDUH also estimates that, in 2008-2009, an estimated 7.03% of young people in the US aged 12 through 17 had used marijuana in the past month, dropping to 6.75% in 2015-2016.

Mental Illness Among Adults in the US

"In 2016, an estimated 44.7 million adults aged 18 or older had AMI [Any Mental Illness] in the past year (Figure 54). This number represents 18.3 percent of adults in the United States. An estimated 10.4 million adults in the nation had SMI [Serious Mental Illness] in the past year, and 34.3 million adults had AMI excluding SMI in the past year. The number of adults with SMI represents 4.2 percent of adults in 2016, and the number of adults with AMI excluding SMI represents 14.0 percent of adults.

Demographic Characteristics of People in the US Receiving Less Than 24-Hour Outpatient Mental Health Treatment Services

"Of the 4,161,697 clients who received outpatient mental health treatment services at least once in April 2016 and were still enrolled in treatment on April 29, 2016, 46 percent received services in outpatient mental health facilities and 32 percent received services in community mental health centers. VA medical centers accounted for 9 percent of clients served in less than 24-hour outpatient settings, while multi-setting mental health facilities and general hospitals accounted for 4 percent each.

Legal Status of People in the US Receiving 24-Hour Hospital Inpatient Mental Health Treatment Services

"Across all facility types, half of all clients who received inpatient mental health treatment services on April 29, 2016, were involuntarily admitted for care: 38 percent of clients were admitted with an involuntary non-forensic (non-criminal) legal status and 15 percent were admitted with an involuntary forensic (criminal) legal status.

Prevalence and Trends in Cyberbullying of Young People and Bullying at US Public Schools

"In 2015, about 21 percent of students ages 12–18 reported being bullied at school during the school year (figure 11.1 and table 11.1). Of students ages 12–18, about 13 percent reported that they were made fun of, called names, or insulted; 12 percent reported being the subject of rumors; 5 percent reported that
they were pushed, shoved, tripped, or spit on; and 5 percent reported being excluded from activities on purpose. Additionally, 4 percent of students reported