| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2218 |
41.7%
|
| 2 | 1-2 | 1257 |
23.6%
|
| 3 | 3-4 | 634 |
11.9%
|
| 4 | 5-6 | 337 |
6.3%
|
| 5 | 7 | 871 |
16.4%
|
| Sysmiss | 29 |