| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes (Main source) | 15 | 18 |
0.7%
|
| 2 | Yes (Secondary source) | 40 | 50 |
1.9%
|
| 3 | No | 2302 | 2594 |
97.2%
|
| Sysmiss | 6 | 6 |