| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 12 |
1.8%
|
| 1 | Yes | 638 |
98.2%
|
| 2147483639 | Refuse to answer | 0 |
0%
|
| 11 | .R | 1 | |
| Sysmiss | 5 |