| Value | Category | Cases | |
|---|---|---|---|
| -1 | 5 |
2.4%
|
|
| 0 | 84 |
40.4%
|
|
| 1 | 55 |
26.4%
|
|
| 2 | 28 |
13.5%
|
|
| 3 | 17 |
8.2%
|
|
| 4 | 7 |
3.4%
|
|
| 5 | 10 |
4.8%
|
|
| 6 | 1 |
0.5%
|
|
| 7 | 1 |
0.5%
|
|
| Sysmiss | 1 |