| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1563 |
86.2%
|
| 2 | 1-2 | 117 |
6.4%
|
| 3 | 3-4 | 39 |
2.1%
|
| 4 | 5-6 | 17 |
0.9%
|
| 5 | 7 | 78 |
4.3%
|
| Sysmiss | 5 |