Here is a breakdown of the 82 exits by state, according to Challenger. The list is in descending order by number of exits.
Florida — 9
California — 6
Illinois — 6
Michigan — 6
Texas — 6
Colorado — 4
Louisiana — 3
Missouri — 3
Pennsylvania — 3
Virginia — 3
Washington — 3
Alabama — 2
Georgia — 2
Iowa — 2
Indiana — 2
Massachusetts — 2
Maryland — 2
Nebraska — 2
New York — 2
Oregon — 2
Idaho — 1
Kansas — 1
Kentucky — 1
Mississippi — 1
North Carolina — 1
New Hampshire — 1
New Mexico — 1
Nevada — 1
Oklahoma — 1
Rhode Island — 1
South Dakota — 1
Vermont — 1