| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
1.6%
|
|
| 1 | Yes | 680 |
88%
|
| 2 | No | 78 |
10.1%
|
| 3 | 3 |
0.4%
|
|
| Sysmiss | 16 |