Region
United States
473
California
127
États-Unis
106
Alaska
88
Pennsylvania
78
Colorado
77
Florida
60
Californie
51
Nevada
49
New York (State)
48
Arizona
47
Wisconsin
43
New Jersey
39
Ohio
36
Washington (State)
34
Idaho
33
Wyoming
33
Georgia
31
North Carolina
31
Oregon
31
West Virginia
31
Floride
30
Minnesota
30
Illinois
29
Montana
29
Texas
29
Utah
27
Massachusetts
26
Indiana
25
Kansas
25
Michigan
25
Virginia
24
Kentucky
23
New Mexico
22
Maryland
18
North America
18
Hawaii
16
Mississippi River Watershed
16
Pennsylvanie
16
South Carolina
16
Virginie-Occidentale
15
Missouri
14
New York (État)
14
Susquehanna River Watershed
14
Arkansas
13
Iowa
13
Middle West
13
Oklahoma
13
Los Angeles County
12
Louisiana
12
more ...