Geographic Subject
India
212
California
117
Japan
111
Indonesia
106
Colorado
102
United States
101
Iowa
76
Michigan
73
Hawaii
65
Ohio
56
Texas
46
Wisconsin
45
Russia (Federation)
42
Pakistan
41
Soviet Union
30
Bangladesh
25
Kansas
25
Brazil
24
North Dakota
24
Germany
21
North Carolina
20
South Dakota
20
Tropics
20
Malaysia
19
Poland
19
Southern States
19
Florida
18
Indiana
18
Karnataka
18
Minnesota
18
Punjab
16
Arkansas
15
Sri Lanka
15
Argentina
14
China
14
Costa Rica
14
Montana
14
Taiwan
14
Hungary
13
Mexico
12
Middle West
12
Mississippi
12
Haryana
11
Nepal
11
New York (State)
11
Uruguay
11
Burkina Faso
10
Netherlands
10
Pennsylvania
10
Alabama
9
more ...