| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 48 |
3%
|
| 2 | No | 84 |
5.3%
|
| 3 | missing on paper form | 4 |
0.3%
|
| 88 | N/A | 1439 |
91.4%
|
| Sysmiss | 6 |