| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. Refuse to sign | 71 |
0.8%
|
| 1 | 1. Accept to sign | 8329 |
96.6%
|
| 2 | 2. Accept but unable to sign | 218 |
2.5%
|
| 5 | 5. Missing | 0 |
0%
|
| 9 | 9. NA | 0 |
0%
|
| Sysmiss | 36 |