Wenyi Zhang
Research expert covering Greater China
Detailed statistics
Number of current registered drug users in China 2018-2022
Detailed statistics
Drug volume seized in China 2015-2022
Detailed statistics
Number of drug-related arrests in China 2015-2022
Number of people treated in Romania because of substance abuse 2022, by drug type
Number of people admitted for treatment in Romania because of substance abuse in 2022, by drug type
Preventative measures against drug abuse in Germany 2019-2022, by substance
Share of preventative measures against drug abuse in Germany from 2019 to 2022, by substance
Number of substance abuse treatment facilities in the U.S. 2003-2023
Total number of substance abuse treatment facilities in the U.S. from 2003 to 2023
Number of substance abuse treatment facilities in the U.S. by operation type 2023
Number of substance abuse treatment facilities in the U.S. as of 2023, by operation type
Share of substance abuse treatment facilities in the U.S. by care setting 2023
Distribution of substance abuse treatment facilities in the U.S. as of 2023, by care setting
Substance abuse facilities in the U.S. with programs for specific groups 2023
Percentage of substance abuse treatment facilities in the U.S. offering tailored programs for specific groups as of 2023
Share of substance abuse treatment facilities in the U.S. by type 2023
Distribution of substance abuse treatment facilities in the U.S. as of 2023, by operation type
Number of opioid prescriptions U.S. 2006-2023
Number of annual opioid prescriptions in the U.S. from 2006 to 2023
Distribution of illicit drug users worldwide as of 2021, by gender and drug
Distribution of illicit drug users worldwide as of 2021, by gender and drug
Number of illicit drug users worldwide by drug 2012-2021
Estimated number of illicit drug users worldwide from 2012 to 2021, by drug* (in millions)
Number of substance abuse treatment facilities in the U.S. in 2022, by type of care
Number of substance abuse treatment facilities in the U.S. as of 2022, by type of care offered
Number of substance abuse and mental health counselors employed by U.S. state 2023
Number of substance abuse, behavioral disorder, and mental health counselors employed in the United States in 2023, by state
Number of mental health/substance abuse social workers employed by U.S. state 2023
Number of mental health and substance abuse social workers employed in the United States in 2023, by state
Drug users infected with HIV by world region 2021
Number of drug users with HIV infections in 2021, by world region*
Number of drug users entering treatment services in Sweden 2022, by drug
Number of drug users entering specialized treatment services in Sweden in 2022, by main drug
Share of U.S. adults with select substance abuse problems in family as of 2023
Percentage of adults in the United States who reported someone in their family had select substance abuse problems at some point in their lifetime as of 2023
Number of people treated in Romania because of substance abuse 2017-2022
Number of people admitted for treatment in Romania because of substance abuse from 2017 to 2022
Number of U.S. Americans who used illicit drugs in their lifetime 2023, by drug type
Number of people in the U.S. who used selected illicit drugs in their lifetime as of 2023, by drug type (in thousands)
Global opioid use disorder market 2030 forecast
Size of the global opioid use disorder market in 2023 and 2030 (in billion U.S. dollars)
Mental health & substance abuse facility expenditure in Denmark 2010-2022
Health care expenditure for mental health and substance abuse facilities in Denmark from 2010 to 2022 (in million Euros)
Total substance abuse funding by National Institutes for Health 2013-2025
Total substance abuse funding by the National Institutes for Health (NIH) from FY 2013 to 2025 (in million U.S. dollars)
Hourly wage of substance abuse/mental health counselors employed by U.S. state 2023
Hourly wage of substance abuse, behavioral disorder, and mental health counselors employed in the United States in 2023, by state (in U.S. dollars)
Annual wage of substance abuse/mental health counselors employed by U.S. state 2023
Annual wage of substance abuse, behavioral disorder, and mental health counselors employed in the United States in 2023, by state (in U.S. dollars)
Mental health & substance abuse facility expenditure in Spain 2010-2021
Health care expenditure for mental health and substance abuse facilities in Spain from 2010 to 2021 (in million euros)
Deaths from drug poisoning due to psychostimulants abuse in the U.S. 2005-2023
Number of deaths from psychostimulants poisoning from drugs with abuse potential in the U.S. from 2005 to 2023
Number of users entering drug treatment in Germany in 2022, by drug
Number of users entering specialized drug treatment in Germany in 2022, by drug
Drug abuse cases Spain 2011-2022
Number of drug abuse cases registered in Spain from 2011 to 2022
Deaths from drug overdose in the U.S. 2020-2022, by drug
Number of drug overdose deaths in the U.S. from 2020 to 2022, by drug
Illicit drug use disorder among U.S. adults by level of mental illness 2023
Illicit drug use disorder among adults in the United States as of 2023, by level of mental illness*
Hospital stays for opioid drug misuse in Scotland 2022/23, by age
Number of hospital stays for opioid drug misuse in Scotland in 2022/23, by age
Number of registered drug users in China 2022, by main drug type
Number of registered drug users in China in 2022, by main drug type (in 1,000s)
England: Young people in treatment for substance misuse 2005-2022
Number of young people in treatment for substance misuse in England from 2005/06 to 2021/22
Share of hospital stays for opioid drug misuse in Scotland 2000-2023
Share of hospital stays* for opioid drug misuse in Scotland from 2000/01 to 2021/23
Distribution of female addicts in Italy 2022, by primary substance
Distribution of females treated for drug addiction in public facilities in Italy as of 2022, by primary substance of abuse
Distribution of male addicts in Italy 2022, by primary substance
Distribution of males treated for drug addiction in public facilities in Italy as of 2022, by primary substance of abuse
Distribution of treated addicts in Italy 2022, by primary substance
Distribution of individuals treated for drug addiction in public facilities in Italy as of 2022, by primary substance of abuse
U.S. opioid drug overdose death rates from 1999-2022, by race/ethnicity
Death rate from drug poisonings involving opioids in the U.S. from 1999 to 2022, by race/ethnicity (per 100,000 population)
Number of drug abusers Singapore 2023 by drug type
Number of drug abusers in Singapore in 2023, by drug type
Opioid drug overdose male death rates in the U.S. 1999-2022
Death rate from drug poisonings involving opioids among men in the U.S. from 1999 to 2022 (per 100,000 population)
Opioid drug overdose female death rates in the U.S. 1999-2022
Death rate from drug poisonings involving opioids among women in the U.S. from 1999 to 2022 (per 100,000 population)
Deaths caused by psychoactive drug abuse in Spain 2005-2021, by gender
Number of deaths as a result of accidental poisoning from psychoactive drug abuse in Spain from 2005 to 2022, by gender
Breakdown of total drug abusers Singapore 2023, by ethnicity
Breakdown of the total number of drug abusers in Singapore in 2023, by ethnicity
Breakdown of new drug abusers Singapore 2023, by ethnicity
Breakdown of the new number of drug abusers in Singapore in 2023, by ethnicity
Breakdown of new drug abusers Singapore 2023, by age group
Breakdown of the new number of drug abusers in Singapore in 2023, by age group
Number of new drug abusers Singapore 2014-2023
Number of new drug abusers in Singapore from 2014 to 2023
Breakdown of total drug abusers Singapore 2023, by age group
Breakdown of the total number of drug abusers in Singapore in 2023, by age group
Number of drug abusers arrested Singapore 2014-2023
Number of drug abusers arrested in Singapore from 2014 to 2023
Relapse rate after drug use treatment South Korea 2022
Rate of relapse after treatment for drug use in South Korea as of April 2022
Share of deaths from opioid overdose in the U.S. in 2022, by age
Distribution of opioid overdose deaths in the U.S. in 2022, by age
Drug overdose death rate U.S. 2022, by state
Drug overdose death rate in the United States in 2022, by state (per 100,000 population)
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