6. Number of Cocaine Seizures in England and Wales Seizures of Drugs in England and Wales, 2009/10 Home Office (2010)
7.
8. Prevalence of cocaine use in the last year by young adults (16 – 24 years) in England and Wales Drug Misuse Declared: Findings from the 2009/10 British Crime Survey, Home Office (2010)
9.
10. Proportion of pupils in England who have taken cocaine and crack in the last year, by age Smoking, drinking and drug use among young people in England in 2010 NHS Information Centre for Health and Social Care (2011)
11. Proportion of pupils in Scotland who have taken cocaine and crack in the last year, by age Scottish School Adolescent Lifestyle and Substance Use Survey Scottish Government (2009)