| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1313 |
72.8%
|
| 2 | 1-2 | 269 |
14.9%
|
| 3 | 3-4 | 88 |
4.9%
|
| 4 | 5-6 | 39 |
2.2%
|
| 5 | 7 | 94 |
5.2%
|
| Sysmiss | 16 |