Skip to search
Skip to main content
- United States133,072
- Canada7,686
- California2,228
- European Union countries1,940
- Europe1,796
- Developing countries1,775
- Washington (D.C.)1,690
- Alaska1,523
- Colorado1,361
- Soviet Union1,265
- Latin America1,250
- European Economic Community countries1,161
- New York (State)1,107
- China1,101
- Washington (State)1,075
- Texas1,061
- Oregon1,044
- Florida1,038
- Pennsylvania932
- New Mexico852