| Value | Category | Cases | |
|---|---|---|---|
| 1 | rsa | 561 |
97.4%
|
| 2 | uk | 3 |
0.5%
|
| 3 | usa | 1 |
0.2%
|
| 4 | Other | 11 |
1.9%
|
| Sysmiss | 12739 |