| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 909 |
72.5%
|
| 2 | 1 to 2 | 208 |
16.6%
|
| 3 | 3 to 4 | 55 |
4.4%
|
| 4 | 5 to 6 | 17 |
1.4%
|
| 5 | 7 | 64 |
5.1%
|
| Sysmiss | 12 |