Advertisement The unique impacts of COVID-19 in our state, and changes in the business model of drugs are some of the reasons why Victoria has overtaken NSW to become the state with the highest proportion of self-reported cocaine use in Australia, as Victoria has overtaken NSW to become the state with the highest proportion of self-reported cocaine use in Australia. Credit:Shutterstock But this stat, far from just being an interesting bit of trivia, tells a bigger story: the transformation of how drugs are consumed in modern societies. Itâs a dramatic shift. For a long time, the organised criminal groups who had a stranglehold on drug supply in Victoria were more interested in amphetamines and kept cocaine north of the border.