| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 247 |
43.6%
|
| 2 | 0 - 30 | 31 |
5.5%
|
| 3 | 30 - 60 | 171 |
30.2%
|
| 4 | >60 | 117 |
20.7%
|
| Sysmiss | 54 |