| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2784 |
80.1%
|
| 2 | 1-2 | 294 |
8.5%
|
| 3 | 3-4 | 110 |
3.2%
|
| 4 | 5-6 | 53 |
1.5%
|
| 5 | 7 | 236 |
6.8%
|
| Sysmiss | 16 |