| Value | Category | Cases | |
|---|---|---|---|
| 0 | 32 |
2.3%
|
|
| 1 | 5 |
0.4%
|
|
| 2 | 25 |
1.8%
|
|
| 3 | 114 |
8.2%
|
|
| 4 | 1220 |
87.4%
|
|
| Sysmiss | 174 |