Table 4. 12-Month prevalence of illegal drug use; extrapolation to the 18- to 64-year-old population.

Illegal drugs	Men			Women			Total *1			Extrapolation *2
	n	%	[95% CI]	n	%	[95% CI]	n	%	[95% CI]	N	[95% CI]
Cannabis	523	10.7	[9.3; 12.3]	477	6.8	[5.8; 8.0]	1004	8.8	[7.7; 10.0]	4.5 M	[3.9; 5.1]
Amphetamine/methamphetamine	72	1.5	[1.1; 1.9]	62	1.3	[0.9; 1.8]	134	1.4	[1.1; 1.8]	716	[563; 921]
Amphetamine	71	1.5	[1.1; 1.9]	62	1.3	[0.9; 1.8]	133	1.4	[1.1; 1.7]	716	[563; 869]
Methamphetamine	8	0.2	[0.1; 0.5]	4	0.2	[0.1; 0.8[	12	0.2	[0.1; 0.5]	102	[51; 256]
Ecstasy	77	1.4	[1.0; 1.9]	45	0.7	[0.5; 1.0]	122	1.0	[0.8; 1.3]	511	[409; 665]
LSD	52	0.8	[0.6; 1.2]	25	0.4	[0.3; 0.8]	77	0.6	[0.5; 0.9]	307	[256; 460]
Heroin/other opiates	27	0.6	[0.4; 1.0]	18	0.5	[0.2; 0.9]	45	0.5	[0.4; 0.8]	256	[205; 409]
Cocaine/crack cocaine	90	2.1	[1.5; 2.8]	60	1.1	[0.7; 1.6]	150	1.6	[1.2; 2.1]	818	[614; 1.1]
Hallucinogenic mushrooms	42	0.7	[0.5; 1.0]	17	0.4	[0.2; 0.7]	59	0.5	[0.4; 0.8]	256	[205; 409]
New psychoactive substances	56	1.5	[1.0; 2.1]	66	1.2	[0.8; 1.6]	122	1.3	[1.0; 1.7]	665	[511; 869]
At least one of these drugs	558	11.6	[10.0; 13.4]	518	7.6	[6.4; 8.9]	1080	9.6	[8.4; 11.0]	4.9 M	[4.3; 5.6]

*¹ Includes men, women, and diverse

*² Mean based on 51,139,451 individuals aged 18–64 years (as of 31.12.2020, German Federal Statistical Office)

n = Unweighted number; % = weighted prevalence; 95% CI = 95% confidence interval; N = extrapolation in thousands except where millions indicated; M, million