A study published in the journal Science of the Total Environment, cocaine use in cities in Switzerland is among the highest in Europe.
Everyday, up to 1.5 grams of cocaine is consumed by every 1,000 citizens in the Swiss cities of Bern, Geneva, Lucerne and Zurich.
In other European cities such as Barcelona, London, Milan and Paris, between 0.5 to 1 grams of cocaine is used by every 1,000.
Norther European cities had the lowest reported levels of cocaine use, with Stockholm, Oslo and Helsinki registering 0.15 grams of cocaine use daily per 1,000 residents.
Across Europe, up to 356 kilograms of cocaine is consumed each day, which is 10 to 15 percent of the total global cocaine consumption.
Source: AFP, “Cocaine use in Swiss cities among highest in Europe: report,” Google News, August 6, 2012.