This section includes the New England division (Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont) and the Middle Atlantic division (Delaware, Maryland, New Jersey, New York, and Pennsylvania).
This section includes the South Atlantic division (Florida, Georgia, North Carolina, South Carolina, Virginia, Washington, D.C., and West Virginia), the East South Central division (Alabama, Kentucky, Mississippi, and Tennessee), and the West South Central division (Arkansas, Louisiana, Oklahoma, and Texas).
This section includes the East North Central division (Illinois, Indiana, Michigan, Ohio, and Wisconsin) and the West North Central division (Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, and South Dakota).
This section includes the Mountain division (Arizona, Colorado, Idaho, Montana, Nevada, New Mexico, Utah, and Wyoming) and the Pacific division (Alaska, California, Hawaii, Oregon, and Washington).