| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes (Main source) | 191 | 222 |
8.3%
|
| 2 | Yes (Secondary source) | 436 | 512 |
19.2%
|
| 3 | No | 1734 | 1931 |
72.4%
|
| Sysmiss | 2 | 2 |