| Value | Category | Cases | |
|---|---|---|---|
| 0 | 153 |
68.9%
|
|
| 1 | 8 |
3.6%
|
|
| 2 | 20 |
9%
|
|
| 3 | 18 |
8.1%
|
|
| 4 | 16 |
7.2%
|
|
| 5 | 5 |
2.3%
|
|
| 6 | 2 |
0.9%
|
|
| Sysmiss | 2 |