Ámbito geográfico
United States
390,395
Great Britain
211,620
France
62,595
China
50,467
Germany
45,072
Europe
37,860
Italy
34,732
India
30,906
Soviet Union
30,623
Spain
23,442
Japan
22,402
Turkey
21,980
Israel
21,005
Russia (Federation)
20,320
Mexico
19,759
Argentina
16,526
Indonesia
15,887
Brazil
15,034
Poland
14,878
Russia
14,227
Middle East
12,453
Latin America
12,299
Egypt
12,145
Iran
12,124
Africa
11,569
New York (State)
10,991
Ireland
10,853
England
10,567
Korea (South)
9,717
South Africa
9,538
Greece
9,307
Arab countries
9,081
Canada
8,589
Taiwan
8,335
Chile
8,253
Washington (D.C.)
8,238
Pakistan
7,686
Ukraine
7,589
Colombia
7,549
Germany (West)
7,455
Austria
7,081
Iraq
6,969
Peru
6,818
Cuba
6,755
Portugal
6,520
Nigeria
6,479
Czechoslovakia
6,314
Korea
6,256
Philippines
6,201
European Union countries
6,183
más ...