On this page: About the National Data | Methodology
About the National Data
Baseline: 3.4 percent of adults aged 18 years and over reported use of marijuana daily or almost daily in 2018
Target: 3.4 percent
Number of adults aged 18 years and over reporting daily or almost daily use of marijuana in the past 30 days.
Number of adults aged 18 years and over.
Maintain the baseline
Target-setting method details
Target-setting method justification
This method was used because the trend was moving away from the desired direction. Maintaining the baseline is the desired target because the Healthy People 2030 Workgroup Subject Matter Experts viewed maintaining the baseline as an ambitious yet achievable target.
Daily or almost daily use in past month is defined as having used the substance on 20 or more days in the past month.