Legend:
Region 1: (Northeast): Conneticut, Massachusetts, Maine, New Hampshire, New York, Rhode Island, Vermont
Region 2: (Mid-Atlantic):Delaware, District Of Columbia, Maryland, New Jersey, Pennsylvania, Virginia, West Virginia
Region 3: (Mid-South): Alabama, Mississippi, Tennessee
Region 4: (Southeast): Florida, Georgia, North Carolina, Puerto Rico, South Carolina, Virgin Islands
Region 5: (South Central): Arkansas, Louisiana, Oklahoma, Texas
Region 6: (Great Lakes): Indiana, Kentucky, Michigan, Ohio
Region 7: (Midwest): Kansas, Missouri, Nebraska
Region 8: (North Central): Illinois, Iowa, Minnesota, Wisconsin
Region 9: (Northwest): Montana, North Dakota, South Dakota, Wyoming
Region 10: (Rocky Mountain): Arizona, Colorado, New Mexico, Utah
Region 11: (Far West): California, Hawaii, Nevada, Guam
Region 12: (Pacific Northwest): Alaska, Idaho, Oregon, Washington