| | No. of persons (%) | Age group/type of drugs abused | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 |
| Aged under 21 | | | | | | | | | | | | Opiates | 1,089 | 749 | 428 | 267 | 137 | 112 | 87 | 53 | 62 | 62 | 79 | (49.1) | (21.6) | (13.3) | (10.7) | (7.5) | (5.3) | (3.9) | (2.1) | (2.1) | (1.8) | (2.4) | Heroin | 1,089 | 747 | 426 | 266 | 137 | 112 | 85 | 51 | 62 | 62 | 78 | (49.1) | (21.5) | (13.3) | (10.7) | (7.5) | (5.3) | (3.8) | (2.0) | (2.1) | (1.8) | (2.3) | Opium | — | — | — | @ | — | — | — | — | — | — | — | (—) | (—) | (—) | (@) | (—) | (—) | (—) | (—) | (—) | (—) | (—) | Morphine | — | @ | @ | — | — | — | — | @ | — | — | — | (—) | (@) | (@) | (—) | (—) | (—) | (—) | (@) | (—) | (—) | (—) | Physeptone/Methadone | 6 | 6 | @ | — | — | @ | — | — | — | @ | @ | (0.3) | (0.2) | (@) | (—) | (—) | (@) | (—) | (—) | (—) | (@) | (@) | Psychotropic substances | 1,289 | 2,845 | 2,863 | 2,276 | 1,722 | 2,052 | 2,185 | 2,525 | 2,948 | 3,423 | 3,296 | (58.1) | (82.1) | (89.2) | (91.2) | (94.0) | (96.5) | (97.5) | (99.0) | (99.0) | (98.8) | (98.9) | Ketamine | 14 | 1,280 | 1,919 | 1,757 | 1,153 | 1,480 | 1,368 | 1,876 | 2,392 | 2,961 | 2,809 | (0.6) | (36.9) | (59.8) | (70.4) | (62.9) | (69.6) | (61.1) | (73.5) | (80.3) | (85.5) | (84.3) | Triazolam/Midazolam/Zopiclone | 34 | 42 | 30 | 34 | 92 | 92 | 82 | 67 | 52 | 36 | 42 | (1.5) | (1.2) | (0.9) | (1.4) | (5.0) | (4.3) | (3.7) | (2.6) | (1.7) | (1.0) | (1.3) | Amphetamines | 647 | 2,148 | 1,904 | 1,039 | 722 | 907 | 1,325 | 1,261 | 955 | 963 | 892 | (29.2) | (62.0) | (59.3) | (41.6) | (39.4) | (42.6) | (59.2) | (49.4) | (32.1) | (27.8) | (26.8) | MDMA (Ecstasy) | 290 | 1,949 | 1,701 | 928 | 635 | 814 | 1,194 | 1,088 | 631 | 540 | 397 | (13.1) | (56.2) | (53.0) | (37.2) | (34.7) | (38.3) | (53.3) | (42.6) | (21.2) | (15.6) | (11.9) | Methylamphetamine (Ice) | 383 | 381 | 348 | 204 | 124 | 143 | 180 | 264 | 407 | 516 | 554 | (17.3) | (11.0) | (10.8) | (8.2) | (6.8) | (6.7) | (8.0) | (10.3) | (13.7) | (14.9) | (16.6) | Cannabis | 671 | 736 | 557 | 647 | 524 | 543 | 572 | 475 | 363 | 312 | 247 | (30.2) | (21.2) | (17.4) | (25.9) | (28.6) | (25.5) | (25.5) | (18.6) | (12.2) | (9.0) | (7.4) | Cocaine | 6 | 9 | 12 | 14 | 10 | 20 | 58 | 170 | 356 | 326 | 218 | (0.3) | (0.3) | (0.4) | (0.6) | (0.5) | (0.9) | (2.6) | (6.7) | (12.0) | (9.4) | (6.5) | Cough medicine | 100 | 90 | 44 | 79 | 142 | 205 | 216 | 178 | 132 | 107 | 125 | (4.5) | (2.6) | (1.4) | (3.2) | (7.8) | (9.6) | (9.6) | (7.0) | (4.4) | (3.1) | (3.8) | Nimetazepam | — | — | 11 | 44 | 31 | 120 | 152 | 343 | 273 | 227 | 183 | (—) | (—) | (0.3) | (1.8) | (1.7) | (5.6) | (6.8) | (13.4) | (9.2) | (6.6) | (5.5) | Diazepam | 44 | 78 | 19 | 36 | 17 | 12 | 8 | @ | 7 | 10 | @ | (2.0) | (2.2) | (0.6) | (1.4) | (0.9) | (0.6) | (0.4) | (@) | (0.2) | (0.3) | (@) | Organic solvents | 100 | 61 | 48 | 65 | 52 | 29 | 27 | 12 | 10 | — | @ | (4.5) | (1.8) | (1.5) | (2.6) | (2.8) | (1.4) | (1.2) | (0.5) | (0.3) | (—) | (@) | Methaqualone | @ | 12 | @ | 9 | 12 | 17 | 25 | 24 | 13 | 23 | 12 | (@) | (0.3) | (@) | (0.4) | (0.7) | (0.8) | (1.1) | (0.9) | (0.4) | (0.7) | (0.4) |
| Sub-total | 2,219 | 3,467 | 3,210 | 2,496 | 1,832 | 2,127 | 2,240 | 2,551 | 2,979 | 3,463 | 3,332 |
|
|
Source: Narcotics Division, Central Registry of Drug Abuse Fifty-ninth Report: 2000–2009, Narcotics Division, Security Bureau, Hong Kong Special Administrative Region, 2010 and Narcotics Division, Central Registry of Drug Abuse Fifty-eighth Report: 1999–2008, Narcotics Division, Security Bureau, Hong Kong Special Administrative Region, 2009.Note. @ represents value and its corresponding percentage are suppressed for data confidentiality.
|