These are the districts in which the survey was conducted:
California 10, 25, 39, 45, 48 and Florida 15, 26, 27
Iowa 3 and Illinois 6 and Kansas 2
Kentucky 6 and Maine 2 and Michigan 8, 11
Minnesota 1 and North Carolina 9, 13
New Jersey 3, 7 and New Mexico 2
Nevada 3 and New York 19, 22
Pennsylvania 1 and Texas 7, 32
Utah 4 and Virginia 5, 7 and Washington 8