Table 1. State composition of regions
Region States

Northeast

CT, ME, MA, NH, NJ, NY, PA, RI, VT

Midwest

IL, IN, IA, KS, MI, MN, MO, NE, ND, OH, SD, WI

South

AL, AR, DE, DC, FL, GA, KY, LA, MD, MS, NC, OK, SC, TN, TX, VA, WV

West

AK, AZ, CA, CO, HI, ID, MT, NV, NM, OR, UT, WA, WY