Subject Region
United States
580
Great Britain
211
European Union countries
119
Spain
81
Mexico
74
Espana
66
Canada
48
Europe
45
Germany
41
Colombia
32
France
28
Italy
28
Scotland
26
Ecuador
25
England
24
Chile
17
India
17
South Africa
17
Argentina
16
Latin America
16
Peru
15
Europe, Eastern
14
China
13
America Latina
11
Kansas
11
Africa
10
Commonwealth countries
10
Australia
9
Israel
9
Cuba
8
Ireland
8
Japan
8
Hungary
7
Hong Kong
6
Iran
6
Iraq
6
Poland
6
Russia (Federation)
6
Virginia
6
Asia
5
Belgium
5
Bolivia
5
Europa
5
Illinois
5
Luxembourg
5
New Hampshire
5
Norway
5
America
4
Germany (West)
4
Kenya
4
more ...