| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 607 |
35.2%
|
| 2 | 1 to 2 | 271 |
15.7%
|
| 3 | 3 to 4 | 187 |
10.8%
|
| 4 | 5 to 6 | 101 |
5.9%
|
| 5 | 7 | 558 |
32.4%
|
| Sysmiss | 16 |