DUMA obtains quarterly data to examine the relationship between drugs and crime, and monitor local drug markets and drug use patterns by detainees across time. Data is obtained from police detainees at nine sites across Australia The data gathered is not publicly available, however annual data reports were produced up to 2012, and analyses of the data are regularly published. Recent publications have used the data to examine the following issues: crime and homelessness, difficulties in obtaining mental health data, cross-jurisdictional comparative analyses of drug use and attribution of crime to drug use.