Average annual healthcare cost increase by region from 1991-2020:
1. New England: 5.4 percent
2. Mideast: 5.4 percent
3. Great Lakes: 5.1 percent
4. Plains: 5.6 percent
5. Southeast: 5.9 percent
6. Southwest: 6.4 percent
7. Rocky Mountains: 6.5 percent
8. Far West: 5.9 percent
