| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2.3%
|
|
| 1 | 18 |
41.9%
|
|
| 2 | 12 |
27.9%
|
|
| 3 | 7 |
16.3%
|
|
| 4 | 2 |
4.7%
|
|
| 5 | 1 |
2.3%
|
|
| 7 | 2 |
4.7%
|
|
| Sysmiss | 6241 |