| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
4.7%
|
|
| 1 | 66 |
25.7%
|
|
| 2 | 93 |
36.2%
|
|
| 3 | 71 |
27.6%
|
|
| 4 | 15 |
5.8%
|
|
| Sysmiss | 13974 |