"NSDUH’s overall estimates of SUD [Substance Use Disorder] include people who met the DSM-IV criteria for either dependence or abuse for alcohol or illicit drugs. In 2018, approximately 20.3 million people aged 12 or older had an SUD in the past year, including 14.8 million who had an alcohol use disorder and 8.1 million who had an illicit drug use disorder (Figure 42). Among the 8.1 million people who had an illicit drug use disorder, the most common disorders were for marijuana (4.4 million) and misuse of prescription pain relievers (1.7 million).
"The illicit drugs with the largest number of recent initiates in 2016 were marijuana (2.6 million new users), prescription pain relievers (2.1 million new misusers), prescription tranquilizers (1.4 million new misusers), prescription stimulants (1.4 million new misusers), hallucinogens (1.2 million new users), and cocaine (1.1 million new users). In addition, there were 4.6 million new users of alcohol, 1.8 million people who tried a cigarette for the first time in the past year, and 1.2 million people who first used smokeless tobacco in the past year.34
" Among current drinkers, 39.6% reported binge drinking in the past month, with the Marine Corps reporting the highest prevalence of binge drinking (56.7%), and the Air Force reporting the lowest prevalence (28.1%).
" When examining levels of drinking across all services, 9.9% were classified abstainers, 5.7% were former drinkers, and 84.5% were current drinkers; 58.6% of all personnel were classified as infrequent/light drinkers, 17.5% were moderate drinkers, and 8.4% were classified as heavy drinkers.