Northwestern United States, California, Canada
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20