| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Used | 34 | 31 |
1.3%
|
| 2 | available and not used | 41 | 33 |
1.4%
|
| 3 | not available | 1982 | 1707 |
72.2%
|
| Sysmiss | 306 | 593 |