Exerpt: Since voters approved Initiative 502, FBI crime statistics show lower rates of violent crime in Washington than before legalization. According to the FBI data, in 2011 there were 295.6 violent offenses reported per 100,000 Washington residents. In 2015, the most recent full year of data available, that rate had fallen to 284.4 violent offenses per 100,000 people.
Other data compiled by the Washington Association of Sheriffs and Police Chiefs showed some fluctuations in violent crime rates but still found no statistically significant increase. According to those reports, in 2012 there were 3.6 violent offenses per 1,000 state residents. In 2016, the state’s violent crime rate was 3.3 offenses per 1,000 people.
The downturn in violent crime in Washington is in line with national trends. A Pew Research Center analysis of the FBI data found that nationwide, the rate of reported violent crimes in 2015 was roughly half what it was in 1993.
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