| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 0 |
0%
|
| 1 | Have now | 151 |
3.8%
|
| 2 | Used to have | 101 |
2.5%
|
| 3 | Never had | 3729 |
93.7%
|
| Sysmiss | 19 |