| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 715 |
46.5%
|
| 2 | 1 to 2 | 387 |
25.2%
|
| 3 | 3 to 4 | 164 |
10.7%
|
| 4 | 5 to 6 | 87 |
5.7%
|
| 5 | 7 | 184 |
12%
|
| Sysmiss | 9 |