| United States | Mexico | ||
| Border States | Incidence Rates per 100,000 populations | Border States | Incidence Rates per 100,000 populations |
| California | 6.7 | Baja California | 38.3 |
| Texas | 6.1 | Tamaulipas | 32.4 |
| Arizona | 3.5 | Sonora | 26.1 |
| New Mexico | 2.4 | Chihuahua | 18.4 |
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| Nuevo Leon | 18.1 |
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| Coahuila | 16.7 |