| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 306 |
9.6%
|
| 2 | No | 2880 |
90%
|
| 7 | 12 |
0.4%
|
|
| 9 | 2 |
0.1%
|
|
| Sysmiss | 5198 |