Key Takeaways
- In 2022, 18.7% of U.S. adults aged 18 and older reported using marijuana in the past month
- Lifetime marijuana use among U.S. high school students dropped to 29.6% in 2023 from 30.7% in 2022
- Among U.S. adults aged 12+, 52.5 million people used marijuana in the past year as of 2022 NSDUH data
- Chronic obstructive pulmonary disease (COPD) patients using cannabis had 20% higher hospitalization risk per 2021 study
- Heavy cannabis use linked to 3-fold increase in testicular cancer risk in young men per 2015 study
- Cannabis vaporizer use associated with 40% reduced odds of respiratory symptoms vs joints per 2018 study
- As of 2024, 38 US states have legalized medical marijuana programs serving over 6 million patients
- Recreational marijuana is legal for adults 21+ in 24 US states and DC covering 57% of population in 2024
- Canada fully legalized recreational cannabis on October 17, 2018, under Cannabis Act
- Colorado collected $423 million in marijuana tax revenue in FY2023
- US legal cannabis market sales reached $29.4 billion in 2023 per MJBiz Factbook
- California marijuana sales hit $5.3 billion in 2023 generating $1.1B tax revenue
- Outdoor cannabis yield averages 500g per plant with THC 20-25% in California 2023
- US produced 5.5 million pounds of legal cannabis flower in 2023 per Headset
- Canada harvested 2,200 metric tons of cannabis in 2022 per StatCan agriculture census
Marijuana use rises globally as legalization spreads, with significant health and economic impacts.
Economic Aspects
- Colorado collected $423 million in marijuana tax revenue in FY2023
- US legal cannabis market sales reached $29.4 billion in 2023 per MJBiz Factbook
- California marijuana sales hit $5.3 billion in 2023 generating $1.1B tax revenue
- Canada legal cannabis sales were CAD 4.7 billion in 2023 per Statistics Canada
- Global legal cannabis market projected to reach $57 billion by 2026 per Prohibition Partners
- Illinois recreational sales exceeded $1.6 billion in 2023 with $500M taxes
- Michigan cannabis industry employed 46,000 people full-time equivalent in 2023
- Legalization created 428,000 full-time jobs in US cannabis sector by 2023 per Leafly
- Washington state marijuana excise tax rate is 37% generating $482M in FY2023
- Nevada cannabis sales topped $1.5B in FY2023 with 15% tax rate
- Massachusetts adult-use market sales $1.4B in 2023 creating 1,500 new jobs
- New York first-year rec sales hit $1.2B since 2022 launch per NY Office of Cannabis Mgmt
- Arizona medical and rec sales combined $1.4B in 2023 per AZ Dept Revenue
- Florida medical cannabis sales $2B in 2023 with 1.3M patient cards issued
- Oklahoma medical market generated $600M sales in 2023 despite rec ban
- Cannabis tourism boosted Colorado economy by $2.3B annually per 2022 study
- Black market still 60% of total US cannabis consumption valued at $60B in 2023
- Hemp CBD market in US reached $5.3B in 2023 per Brightfield Group
- Average cannabis retail price fell to $8.75/g in US legal markets 2023
- US states with legal cannabis saw 11% drop in alcohol sales tax revenue per 2022 NBER
Economic Aspects Interpretation
Health Impacts
- Chronic obstructive pulmonary disease (COPD) patients using cannabis had 20% higher hospitalization risk per 2021 study
- Heavy cannabis use linked to 3-fold increase in testicular cancer risk in young men per 2015 study
- Cannabis vaporizer use associated with 40% reduced odds of respiratory symptoms vs joints per 2018 study
- Daily cannabis users have 2.8 times higher risk of psychosis per 2023 Lancet meta-analysis
- Medical cannabis reduced opioid overdose deaths by 35% in states with legal programs per 2020 study
- Adolescent cannabis use increases risk of persistent cannabis dependence by 4.4 times per JAMA 2022
- THC exposure in pregnancy linked to 2.5-fold increase in child autism spectrum risk per 2021 study
- Cannabis use disorder prevalence among users is 9% lifetime per NIDA 2023
- Oral THC:CBD spray reduced nausea in 74% of chemotherapy patients vs 12% placebo per 2010 trial
- Chronic use impairs verbal memory by 38% equivalent to 5 IQ points loss per 2016 meta-analysis
- CBD reduced seizure frequency by 41% in Dravet syndrome patients per 2018 NEJM trial
- Marijuana smoke contains 4 times more tar than tobacco cigarette per NIDA analysis
- Heavy use doubles risk of schizophrenia in genetically vulnerable per 2022 Nature study
- Cannabis hyperemesis syndrome cases increased 4-fold post-legalization in Colorado per 2021 study
- Sativex (THC/CBD) reduced MS spasticity by 74% in responders per 2011 trial
- Vaping THC oils led to EVALI with 2,807 hospitalizations and 68 deaths in 2019 US outbreak
- Prenatal cannabis exposure associated with 50% higher preterm birth risk per 2020 JAMA
- Long-term use increases stroke risk by 25% in young adults per 2022 Neurology study
- Medical marijuana laws associated with 25% drop in opiate overdose mortality per 2014 JAMA
- Daily use linked to 34% higher depression risk per 2023 meta-analysis
- Cannabis reduced chronic pain intensity by 30% in 94% of patients per 2018 review
- Acute cannabis intoxication impairs driving equivalent to 0.05% BAC per NHTSA 2021
- In 2022, marijuana-impaired driving fatalities rose 16% in legal states per IIHS
- Cannabinoids like THC persist in blood 3-4 weeks after chronic use impairing detection
- Synthetic cannabinoids overdoses increased 641% from 2015-2019 CDC data
Health Impacts Interpretation
Legal and Regulation
- As of 2024, 38 US states have legalized medical marijuana programs serving over 6 million patients
- Recreational marijuana is legal for adults 21+ in 24 US states and DC covering 57% of population in 2024
- Canada fully legalized recreational cannabis on October 17, 2018, under Cannabis Act
- Uruguay became first country to legalize recreational marijuana in 2013 with state-regulated sales
- Germany legalized recreational cannabis possession up to 25g and home grow 3 plants as of April 2024
- Malta passed EU's first recreational cannabis law in 2021 allowing 7g possession and 4 plants
- Mexico legalized recreational use up to 28g but commercial sales pending Supreme Court 2021 ruling
- Thailand decriminalized cannabis in 2022 leading to over 10,000 dispensaries by 2024
- Federal US prohibition remains under Schedule I despite state laws per DEA 2024
- EU Novel Food regulation classifies CBD extracts as novel requiring authorization since 2019
Legal and Regulation Interpretation
Prevalence and Usage
- In 2022, 18.7% of U.S. adults aged 18 and older reported using marijuana in the past month
- Lifetime marijuana use among U.S. high school students dropped to 29.6% in 2023 from 30.7% in 2022
- Among U.S. adults aged 12+, 52.5 million people used marijuana in the past year as of 2022 NSDUH data
- Daily or near-daily marijuana use among U.S. adults increased from 0.6% in 2012 to 3.2% in 2022
- In 2021, 42.4% of U.S. young adults aged 18-25 reported past-year marijuana use
- Past-month marijuana use among pregnant women aged 12-17 was 3.3% in 2021
- Marijuana initiation among U.S. youth aged 12-17 occurred at a rate of 4.4% in 2022
- In Europe, 21.8% of adults aged 15-64 reported lifetime cannabis use in 2018-2019 EMCDDA survey
- Past-year cannabis use in Canada rose to 25% among adults 16+ post-legalization in 2020
- In Australia, 11.4% of people aged 14+ used cannabis in the past 12 months in 2022-2023
- UK lifetime cannabis use among 16-59 year olds was 29.2% in 2021 Crime Survey
- In 2023, 6.2 million U.S. adults met criteria for cannabis use disorder per NSDUH
- Edibles accounted for 20% of cannabis product sales in Colorado in 2022
- Vaping marijuana increased among U.S. high schoolers to 11.4% past-year use in 2023
- Past-month use among U.S. males aged 18+ was 23.3% vs 14.3% for females in 2022
- In 2022, chronic heavy marijuana users (daily+) in US numbered about 8.7 million adults
- Global lifetime cannabis use prevalence is estimated at 2.5% of world population aged 15-64
- In Mexico, 5.2% of population aged 12-65 used marijuana past year in 2022
- Brazil reported 8.3% past-year cannabis use among urban population 12-65 in 2019
- South Africa lifetime cannabis use at 34% among adults per 2017 survey
- In 2023, 15.3% of U.S. college students reported past-month marijuana use
- Past-year use among US veterans was 25.1% in 2022 VA survey
- In New Zealand, 13.3% of adults used cannabis in past year 2023
- Israeli adults past-year cannabis use reached 27% in 2022 post-medical expansion
- Germany saw 7.8% past-month cannabis use among 18-25 in 2022 survey
- Japan lifetime cannabis use remains low at 1.8% among adults 2021
- In 2022, 4.1% of US youth 12-17 perceived great risk in occasional marijuana use
- Past-month use in US adults 65+ rose to 8.5% in 2022 from 1.3% in 2015
Prevalence and Usage Interpretation
Production and Agriculture
- Outdoor cannabis yield averages 500g per plant with THC 20-25% in California 2023
- US produced 5.5 million pounds of legal cannabis flower in 2023 per Headset
- Canada harvested 2,200 metric tons of cannabis in 2022 per StatCan agriculture census
- Colombia exported 15 tons of legal medical cannabis in 2023 under pilot programs
- Indoor grow costs average $450 per pound vs $100 outdoor in optimal climates per 2023 New Frontier
- Hemp acreage in US reached 500,000 acres in 2023 producing 1M tons CBD biomass
- Morocco illicit hash production estimated at 700 tons annually despite eradication efforts
- California licensed 1,200 cultivation sites producing 2M lbs flower 2023
- Water usage for indoor cannabis grow averages 6 gallons per ounce dried bud
- Energy consumption for US legal grows equals 1% of national electricity or 9B kWh yearly
- Average THC potency in US legal flower rose to 23.4% in 2023 from 17% in 2017
- Organic cannabis certification covers 15% of California market with premium 20% price
- Pest management in cannabis relies 80% on IPM reducing chemical use by 50%
- Genetic diversity: 70% of US strains are hybrids of OG Kush lineage per Phylos 2023
- Greenhouse production up 25% to 30% of total US yield due to efficiency gains 2023
- LED lighting adoption in grows saved 40% energy vs HPS per 2022 DOE study
- Soil vs hydroponic: soil yields 0.5g/watt light, hydro 0.8g/watt average
- Post-legalization, home grows average 4-6 plants per household in CO per 2023 survey
- Global illicit cannabis eradication destroyed 12,500 hectares in 2022 UNODC
- Craft cannabis farms under 10,000 sq ft produce 40% of premium flower market
- CO2 enrichment boosts yields 20-30% in controlled environments per study
- Feminized seeds 99% success rate vs 50% regular reducing waste by half
- Drying/curing losses average 25% of wet weight to final flower
- Mycotoxin contamination rejected 5% of 2023 California harvest batches
Production and Agriculture Interpretation
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