| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
5.4%
|
|
| 1 | 139 |
68.8%
|
|
| 2 | 35 |
17.3%
|
|
| 3 | 3 |
1.5%
|
|
| 4 | 1 |
0.5%
|
|
| 5 | 2 |
1%
|
|
| 6 | 7 |
3.5%
|
|
| 7 | 4 |
2%
|
|
| Sysmiss | 7 |