That's 30 per 100,000, which is less than several U.S. cities:
https://en.wikipedia.org/wiki/List_of_cities_by_murder_rate Though, there are alot of Mexican cities on that list. And the only countries of comparable size that have a higher murder rate are Venezuela (30m) and South Africa (60m):
https://en.wikipedia.org/wiki/List_of_countries_by_intention... (Interestingly, arguably it's Central America and the Caribbean that stand out for their high murder rates, not any specific country in the region, which suggests a more complex phenomenon than straight US-funded cartel violence.)