| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1350 |
60%
|
| 2 | 1 to 2 | 483 |
21.5%
|
| 3 | 3 to 4 | 148 |
6.6%
|
| 4 | 5 to 6 | 50 |
2.2%
|
| 5 | 7 | 220 |
9.8%
|
| Sysmiss | 17 |