| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2867 |
69.2%
|
| 2 | 1-2 | 804 |
19.4%
|
| 3 | 3-4 | 242 |
5.8%
|
| 4 | 5-6 | 97 |
2.3%
|
| 5 | 7 | 131 |
3.2%
|
| Sysmiss | 7 |