We have our share in NM, but the problem has gotten worse with the influx of new arrivals and recruiters from LA, etc...
Some of the least violent, least criminal types here are from the old Spanish-American families --- also the families who came in the early 1900s --- who left Mexico because of the Mexican Revolution don't seem to be much into gang activity and never were. The cholos are Mexican --- descended from a different type --- often directly from the urban slums of Mexican cities like Mexico City or Ciudad Juarez. The rancheros or campesinos from Mexico are also a better class of people.