Region
United States
9,094
Pennsylvania
1,554
États-Unis
586
Soviet Union
147
New York (State)
104
Canada
93
Europe, Eastern
74
California
73
New Jersey
73
Alaska
70
Illinois
58
China
56
Northwest, Pacific
51
Washington (D.C.)
51
Europe
49
Ohio
45
Oregon
44
Arizona
43
Nevada
43
Colorado
42
Hawaii
40
Idaho
40
New Mexico
40
Middle West
39
Florida
37
North Carolina
36
Wyoming
35
Iraq
33
Washington (State)
33
Arkansas
32
Kansas
32
Africa
31
Communist countries
31
Maryland
31
Virginia
31
Alabama
30
Georgia
30
Utah
30
Latin America
29
West (U.S.)
29
Eastern Europe
28
Nebraska
28
Northeastern States
28
South Carolina
28
Texas
27
Delaware
26
Former Soviet republics
26
Germany
26
Minnesota
26
Iowa
25
more ...