| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 310 |
16.9%
|
| 2 | No | 228 |
12.4%
|
| 88 | N.A. | 1297 |
70.6%
|
| 98 | D.K. | 3 |
0.2%
|
| 99 | 12 | ||
| Sysmiss | 149 |