Nearly two-thirds of all murders in Michigan in 2011 occurred in Detroit. Although the rate of violent crime dropped 11 percent in 2008, violent crime in Detroit has not declined as much as the national average from 2007 to 2011. The violent crime rate is one of the highest in the United States. Neighborhoodscout.com reported a crime rate of 62.18 per 1,000 residents for property crimes, and 16.73 per 1,000 for violent crimes (compared to national figures of 32 per 1,000 for property crimes and 5 per 1,000 for violent crime in 2008).

What fraction of Michigan's homicides occurred in Detroit?