| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 645 |
55.8%
|
| 2 | 1-2 | 251 |
21.7%
|
| 3 | 3-4 | 107 |
9.3%
|
| 4 | 5-6 | 52 |
4.5%
|
| 5 | 7 | 100 |
8.7%
|
| Sysmiss | 2 |