| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 997 |
50.4%
|
| 2 | 1 to 2 | 394 |
19.9%
|
| 3 | 3 to 4 | 132 |
6.7%
|
| 4 | 5 to 6 | 61 |
3.1%
|
| 5 | 7 | 394 |
19.9%
|
| Sysmiss | 13 |