| Country | | Source |
|---|
| Belgium | | Federal Police |
| Bulgaria-A | | Ministry of Interior |
| Bulgaria-B | | Municipal Drugs Councils |
| Czech Republic | | Police Forces and General Directory of Customs |
| Germany | | Federal Criminal Police (BKA) |
| Estonia | | Police |
| Greece | | Central Anti-drug Coordinating Unit |
| Spain | | Drugs National Central Office, Ministry of Interior |
| France | | French Observatory on Drugs and Drug Addiction (OFDT), Project TREND/SINTES |
| Italy | | Ministry of the Interior, Central Directorate for Anti-Drug Services |
| Cyprus | | Drug Law Enforcement Unit |
| Latvia | | State Police Organised Crime Enforcement Department, Drug Enforcement Bureau |
| Lithuania | | Lithuanian Criminal Police Bureau |
| Luxembourg | | SPJ - NFP RELIS Monitoring System |
| Hungary | | National Focal Point: Drug prices at street level |
| Malta | | Police Drug Squad |
| Austria | | Federal Ministry of the Interior |
| Poland | | Police Headquarter Warsaw |
| Portugal | | Institute on Drugs and Drug Addiction (IDT), based on Criminal Police (PJ) data. |
| Romania | | National Police - General Directorate for Countering Organised Crime and Anti-Drug |
| Slovenia | | Police - Criminal Police Directorate |
| Slovakia | | National Anti-Drug Unit |
| Finland | | National Bureau of Investigation |
| Sweden | | Regional Reporting System |
| United Kingdom | | Serious Organised Crime Agency (SOCA) |
| Turkey | | Department of Anti-Smuggling and Organised Crime |
| Norway | | Police Headquarters of Oslo |
