| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2952 |
79.4%
|
| 2 | 1-2 | 349 |
9.4%
|
| 3 | 3-4 | 143 |
3.8%
|
| 4 | 5-6 | 151 |
4.1%
|
| 5 | 7 | 125 |
3.4%
|
| Sysmiss | 42 |