| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1009 |
72.3%
|
| 2 | 1-2 | 157 |
11.3%
|
| 3 | 3-4 | 78 |
5.6%
|
| 4 | 5-6 | 34 |
2.4%
|
| 5 | 7 | 117 |
8.4%
|
| Sysmiss | 9 |