| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 10 |
4.4%
|
| 2 | No | 208 |
91.6%
|
| 3 | 7 |
3.1%
|
|
| 4 | 1 |
0.4%
|
|
| Sysmiss | 1 |