Region
United States
161,289
Colorado
23,521
California
7,010
China
4,424
Great Britain
4,252
Alaska
4,243
West (U.S.)
2,932
New Mexico
2,886
Europe
2,828
Utah
2,769
Arizona
2,768
Nevada
2,600
Texas
2,561
Oregon
2,360
Washington (State)
2,343
New York (State)
2,281
Wyoming
2,185
Montana
2,170
Florida
2,139
Japan
1,982
Idaho
1,944
India
1,916
Mexico
1,676
Germany
1,671
France
1,659
North America
1,574
Washington (D.C.)
1,561
England
1,555
Pennsylvania
1,413
Canada
1,362
Soviet Union
1,326
Kansas
1,218
Russia (Federation)
1,207
Virginia
1,167
Illinois
1,164
Massachusetts
1,076
Southern States
1,074
Hawaii
1,058
Africa
1,042
Developing countries
1,041
North Carolina
1,012
Louisiana
1,011
Italy
976
Michigan
961
Ohio
950
Minnesota
941
Iraq
936
Missouri
921
Latin America
906
European Union countries
899
more ...