| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 7472 |
63.8%
|
| 2 | 1 to 2 | 1821 |
15.5%
|
| 3 | 3 to 4 | 1085 |
9.3%
|
| 4 | 5 to 6 | 573 |
4.9%
|
| 5 | 7 | 763 |
6.5%
|
| Sysmiss | 54 |