Simon Willison’s Weblog

Subscribe
Atom feed for stats

1 item tagged “stats”

2009

Drug seizures: how pure is street cocaine? Neat story on the Guardian Datablog using graphs from Timetric to show that while the purity of cocaine seized by customs over the past five years has stayed constant, the purity of drugs seized by the police has been trending downwards.

# 13th May 2009, 12:34 pm / guardian, timetric, stats, drugs, data, cocaine