| Value | Category | Cases | |
|---|---|---|---|
| 0 | 142 |
64.5%
|
|
| 1 | 71 |
32.3%
|
|
| 2 | 1 |
0.5%
|
|
| 5 | 1 |
0.5%
|
|
| 99 | Not applicable | 5 |
2.3%
|
| Sysmiss | 30 |