Region
United States
1,680
California
97
Texas
64
New York (State)
62
Washington (D.C.)
53
Florida
46
Illinois
38
Colorado
34
Michigan
32
Virginia
31
Ohio
30
Minnesota
29
Alaska
27
Arizona
27
New York
26
North Carolina
25
Georgia
24
Pennsylvania
24
New Jersey
20
Missouri
19
Montana
17
Washington (State)
17
Oregon
15
Tennessee
15
Arkansas
13
Louisiana
13
Mississippi
13
Wisconsin
13
Nebraska
12
Oklahoma
12
South Carolina
12
Alabama
11
Indiana
11
Kansas
11
Taiwan
11
Ukraine
11
Rhode Island
10
Russia (Federation)
10
Los Angeles
9
Nevada
8
Utah
8
Wyoming
8
China
7
Idaho
7
Iowa
7
Iran
7
Korea (North)
7
Canada
6
Developing countries
6
Memphis
6
more ...