Australians spent some $12.4 billion Australian ($8.2 billion US) in a year on cocaine, heroin, ecstasy and methylamphetamine, according to an analysis of waste water across the country by the Australian Criminal Intelligence Commission (ACIC) published on Wednesday. Some $10.5 billion were spent on methylamphetamine alone between August 2022 and August 2023, according to the ACIC report. Wastewater analysis showed a 1.5 ton increase to 10.5 tons in national consumption of the drug, which is also known as meth or ice. In total, over 16.5 tons of meth, cocaine, heroin and ecstasy (or MDMA) was …