| Value | Category | Cases | |
|---|---|---|---|
| 0 | 30 |
13.5%
|
|
| 1 | 148 |
66.7%
|
|
| 2 | 10 |
4.5%
|
|
| 3 | 12 |
5.4%
|
|
| 4 | 16 |
7.2%
|
|
| 5 | 5 |
2.3%
|
|
| 6 | 1 |
0.5%
|
|
| Sysmiss | 2 |