| Value | Category | Cases | |
|---|---|---|---|
| -8 | Don't know | 0 |
0%
|
| -7 | Prefer not to disclose | 0 |
0%
|
| 1 | Received | 120 |
95.2%
|
| 2 | Not Received | 6 |
4.8%
|
| Sysmiss | 2512 |