| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 687 |
60.6%
|
| 2 | 1 to 2 | 207 |
18.3%
|
| 3 | 3 to 4 | 85 |
7.5%
|
| 4 | 5 to 6 | 74 |
6.5%
|
| 5 | 7 | 81 |
7.1%
|
| Sysmiss | 73 |