| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 560 |
33.5%
|
| 2 | 1 to 2 | 324 |
19.4%
|
| 3 | 3 to 4 | 251 |
15%
|
| 4 | 5 to 6 | 110 |
6.6%
|
| 5 | 7 | 427 |
25.5%
|
| Sysmiss | 13 |