| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 740 |
49.1%
|
| 2 | 1 to 2 | 349 |
23.2%
|
| 3 | 3 to 4 | 161 |
10.7%
|
| 4 | 5 to 6 | 78 |
5.2%
|
| 5 | 7 | 179 |
11.9%
|
| Sysmiss | 11 |