| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 7 |
5.7%
|
| 1 | Yes | 105 |
85.4%
|
| 2 | 8 |
6.5%
|
|
| 3 | 2 |
1.6%
|
|
| 4 | 1 |
0.8%
|
|
| Sysmiss | 3069 |