Region
United States
536
Pennsylvania
3
California
2
European Union countries
2
Nevada
2
Alabama
1
California, Southern
1
Clark County
1
Delaware
1
European Economic Community countries
1
Florida
1
Hawaii
1
Mobile
1
Multnomah County
1
Ohio
1
Oregon
1
Pasadena
1
Pomona
1
San Francisco
1
South Carolina
1
West Virginia
1
Wyoming
1