| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1571 |
74.1%
|
| 2 | 1 to 2 | 335 |
15.8%
|
| 3 | 3 to 4 | 71 |
3.3%
|
| 4 | 5 to 6 | 17 |
0.8%
|
| 5 | 7 | 126 |
5.9%
|
| Sysmiss | 12 |