| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1578 |
73.1%
|
| 2 | 1 to 2 | 267 |
12.4%
|
| 3 | 3 to 4 | 89 |
4.1%
|
| 4 | 5 to 6 | 53 |
2.5%
|
| 5 | 7 | 172 |
8%
|
| Sysmiss | 8 |