Table 3. The 12-month prevalence of illegal drug use, as well as projections to the 18- to 64-year-old population.

Illegal drugs	Men*2			Women*2			Total*2			Projection*3. *4
	n	%	[95% CI]	n	%	[95% CI]	n	%	[95% CI]	N	[95% CI]
Cannabis	517	8.9	[8.0; 10.0]	392	5.3	[4.6; 6.1]	909	7.1	[6.5; 7.8]	3.7 Million	[3.4; 4.0]
Amphetamine/methamphetamine	64	1.5	[1.1; 2.1]	60	0.9	[0.7; 1.3]	124	1.2	[0.9; 1.6]	619	[464; 825]
Amphetamine	64	1.5	[1.1; 2.1]	60	0.9	[0.7; 1.3]	124	1.2	[0.9; 1.6]	619	[464; 825]
Methamphetamine	7	0.3	[0.1; 0.9]	3	0.1	[0.0; 0.3]	10	0.2	[0.1; 0.5]	103	[52; 258]
Ecstasy	60	1.2	[0.8; 1.6]	63	1.0	[0.7; 1.3]	123	1.1	[0.8; 1.4]	567	[412; 722]
LSD	29	0.5	[0.3; 0.8]	10	0.1	[0.1; 0.3]	39	0.3	[0.2; 0.5]	155	[103; 258]
Heroin/other opiates	27	0.5	[0.3; 0.8]	16	0.4	[0.2; 0.8]	43	0.4	[0.3; 0.7]	206	[155; 361]
Cocaine/crack cocaine	57	1.4	[1.0; 2.0]	50	0.8	[0.6; 1.2]	107	1.1	[0.8; 1.5]	567	[412; 773]
Hallucinogenic mushrooms	30	0.6	[0.3; 0.9]	15	0.2	[0.1; 0.4]	45	0.4	[0.3; 0.6]	206	[155; 309]
New psychoactive substances	41	1.1	[0.6; 1.8]	40	0.8	[0.5; 1.2]	81	0.9	[0.7; 1.3]	464	[361; 670]
At least one drug*1	557	10.2	[9.1; 11.3]	435	6.4	[5.6; 7.3]	992	8.3	[7.6; 9.1]	4.3 Million	[3.9; 4.7]

*¹Cannabis, amphetamines, methamphetamine, ecstasy, LSD, heroin/other opiates, cocaine/crack cocaine, hallucinogenic mushrooms, and new psychoactive substances (NPS); *²n, unweighted number; %, weighted prevalence [95% confidence interval];

*³mean based on 51 544 494 people aged between 18 and 64 years (as of 31.12.2017, German Federal Statistical Office); *⁴in thousands, except millions; 95% CI; 95% confidence interval