| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 627 |
38.3%
|
| 2 | 1 to 2 | 439 |
26.8%
|
| 3 | 3 to 4 | 151 |
9.2%
|
| 4 | 5 to 6 | 111 |
6.8%
|
| 5 | 7 | 309 |
18.9%
|
| Sysmiss | 20 |