| Value | Category | Cases | |
|---|---|---|---|
| 0 | 37 |
14.5%
|
|
| 1 | 88 |
34.4%
|
|
| 2 | 21 |
8.2%
|
|
| 3 | 3 |
1.2%
|
|
| 4 | 1 |
0.4%
|
|
| 5 | 23 |
9%
|
|
| 7 | 83 |
32.4%
|
|
| Sysmiss | 121 |