Score one for linear regression on World Statistics Day. Now we’ll just have to wait until the INEGI releases it’s numbers based on death certificates to see what the real number of homicide deaths was (3,600?).
SNSP conveniently forgot to mention that the first numbers it released in 2008 and 2009 were incomplete, and nothing like this had ever happened before, the official homicide statistics are turning into a real mess of incompatible numbers. For example, this report from the ICESI uses the original 2008 data, and this study by Mexico Evalúa and this story in The Economist use the original data from 2009.
P.S. Here’s the code
 More accurately the number of police reports, which may contain more than one victim
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