| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 960 |
66.5%
|
| 2 | 1 to 2 | 151 |
10.5%
|
| 3 | 3 to 4 | 82 |
5.7%
|
| 4 | 5 to 6 | 54 |
3.7%
|
| 5 | 7 | 196 |
13.6%
|
| Sysmiss | 17 |