Moreover, it appeared that amphetamines and sniffing glue, two of the most traditionally popular illicit substances, are gradually being replaced by newer drugs: Ecstasy, a category two substance was the most popular, followed by ketamine, a category three substance.
以往青少年最常使用的非法藥物──安非他命、強力膠，也逐漸被新興的 2 級毒品「搖頭丸」（第一位）、3 級毒品「K 他命」（第二位）取代。