| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 0 |
0%
|
| 1 | Have now | 1043 |
26.2%
|
| 2 | Used to have | 415 |
10.4%
|
| 3 | Never had | 2521 |
63.4%
|
| Sysmiss | 21 |