| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 680 |
39.1%
|
| 2 | 1 to 2 | 359 |
20.6%
|
| 3 | 3 to 4 | 205 |
11.8%
|
| 4 | 5 to 6 | 133 |
7.6%
|
| 5 | 7 | 364 |
20.9%
|
| Sysmiss | 10 |