| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 3551 |
87.2%
|
| 2 | 1-2 | 211 |
5.2%
|
| 3 | 3-4 | 85 |
2.1%
|
| 4 | 5-6 | 61 |
1.5%
|
| 5 | 7 | 164 |
4%
|
| Sysmiss | 248 |