| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 0 |
0%
|
| 1 | Have now | 15 |
0.4%
|
| 2 | Used to have | 57 |
1.4%
|
| 3 | Never had | 3898 |
98.2%
|
| Sysmiss | 30 |