| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 48 |
1.9%
|
| -8 | Refused | 0 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Yes | 136 |
5.4%
|
| 2 | No | 2355 |
92.8%
|
| Sysmiss | 11379 |