| Value | Category | Cases | |
|---|---|---|---|
| 0 | 157 |
67.1%
|
|
| 1 | 52 |
22.2%
|
|
| 2 | 17 |
7.3%
|
|
| 3 | 7 |
3%
|
|
| 8 | 1 |
0.4%
|
|
| Sysmiss | 256 |