| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 118 |
7.8%
|
| 2 | No | 1383 |
90.9%
|
| 3 | Don't know | 19 |
1.2%
|
| 4 | 1 |
0.1%
|
|
| 0 | NR | 66 | |
| 9 | NA | 572 | |
| Sysmiss | 841 |