Description of the Survey |
Germany (8), Canada (1), Switzerland(1), U.K. (2), Japan (2), Korea (1) | Germany (7), Brazil (1), Japan (1), Phililppines (1), Bulgaria (1), China (1) | |
Korea (5), Japan (4), Pakistan (2), Germany (2), Guam (2) | Japan (7), Korea (8), Germany (1), Swizerland (1), Chile (1) |