Region
United States
5,716
États-Unis
2,344
USA
781
Great Britain
640
Pennsylvania
392
Grande-Bretagne
282
Soviet Union
161
États-Unis
156
Europe
145
France
145
Canada
115
Etats-Unis
104
Germany
97
URSS
96
California
93
Großbritannien
87
Estados Unidos
77
China
75
Japan
74
New York (State)
73
India
63
Texas
63
EE. UU
54
Allemagne
52
Japon
51
Latin America
50
Developing countries
47
Italy
47
Mexico
44
Australia
43
England
43
Virginia
43
Africa
41
Greece
41
Illinois
41
Pennsylvanie
39
Southern States
38
Chine
37
Russia
35
Israel
34
New Jersey
33
New York (N.Y.)
33
Sowjetunion
32
Inde
30
Russie
29
Californie
28
New York
28
Germany (West)
27
Massachusetts
27
Michigan
27
more ...