| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 737 |
60.8%
|
| 2 | 1-2 | 214 |
17.6%
|
| 3 | 3-4 | 111 |
9.2%
|
| 4 | 5-6 | 40 |
3.3%
|
| 5 | 7 | 111 |
9.2%
|
| Sysmiss | 8 |