| Value | Category | Cases | |
|---|---|---|---|
| 1 | Africa | 8 |
0.3%
|
| 2 | Asia (inlcuding Australia) | 212 |
8.7%
|
| 3 | Central America | 115 |
4.7%
|
| 4 | Europe | 245 |
10%
|
| 5 | North America | 1460 |
59.9%
|
| 6 | not administered | 355 |
14.6%
|
| 7 | Other (specify) | 16 |
0.7%
|
| 8 | South America | 27 |
1.1%
|