New England (ME, NH, VT, MA, RI, CT)
Mid-Atlantic (NY, PA, NJ)
East North Central (WI, MI, IL, IN, OH)
West North Central (MO, ND, SD, NE, KS, MN, IA)
South Atlantic (DE, MD, DC, VA, WV, NC, SC, GA, FL)
East South Central (KY, TN, MS, AL)
West South Central (OK, TX, AR, LA)
Mountain (ID, MT, WY, NV, UT, CO, AZ, NM)
Pacific (AK, WA, OR, CA, HI)