| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 3517 |
65.5%
|
| 2 | 1-2 | 503 |
9.4%
|
| 3 | 3-4 | 265 |
4.9%
|
| 4 | 5-6 | 151 |
2.8%
|
| 5 | 7 | 936 |
17.4%
|
| Sysmiss | 37 |