| Value | Category | Cases | |
|---|---|---|---|
| 0 | 56 |
26.2%
|
|
| 1 | 71 |
33.2%
|
|
| 2 | 36 |
16.8%
|
|
| 3 | 17 |
7.9%
|
|
| 4 | 7 |
3.3%
|
|
| 5 | 2 |
0.9%
|
|
| 6 | 5 |
2.3%
|
|
| 7 | 20 |
9.3%
|
|
| Sysmiss | 419 |