| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 692 |
38.9%
|
| 2 | 1 to 2 | 494 |
27.8%
|
| 3 | 3 to 4 | 256 |
14.4%
|
| 4 | 5 to 6 | 120 |
6.8%
|
| 5 | 7 | 215 |
12.1%
|
| Sysmiss | 33 |