| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
6.2%
|
|
| 1 | 151 |
72.2%
|
|
| 2 | 22 |
10.5%
|
|
| 3 | 11 |
5.3%
|
|
| 4 | 7 |
3.3%
|
|
| 5 | 3 |
1.4%
|
|
| 6 | 2 |
1%
|
|
| Sysmiss | 9469 |