| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 695 |
31.9%
|
| 2 | 1 to 2 | 529 |
24.3%
|
| 3 | 3 to 4 | 279 |
12.8%
|
| 4 | 5 to 6 | 180 |
8.3%
|
| 5 | 7 | 494 |
22.7%
|
| Sysmiss | 12 |