| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 231 |
27.9%
|
| 2 | 1-2 | 259 |
31.2%
|
| 3 | 3-4 | 143 |
17.2%
|
| 4 | 5-6 | 77 |
9.3%
|
| 5 | 7 | 119 |
14.4%
|
| Sysmiss | 4 |