> U.S. Upper East Coast (Maine through Virginia)
> U.S. Lower East Coast (North Carolina through Florida)
> U.S. Gulf Coast (East to West)
> U.S. West Coast (North to South)
> Northern sites (except Japan) outside contiguous U.S. (East to West)
> Southern sites outside contiguous U.S. (East to West)
> Japan and nearby sites (North to South)
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