| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 174 |
27.5%
|
| 2 | 1 to 2 | 218 |
34.5%
|
| 3 | 3 to 4 | 115 |
18.2%
|
| 4 | 5 to 6 | 53 |
8.4%
|
| 5 | 7 | 72 |
11.4%
|
| Sysmiss | 6 |