| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never Had It | 3944 |
99.1%
|
| 2 | Used to Have It | 11 |
0.3%
|
| 3 | Have It Now and Use | 23 |
0.6%
|
| 4 | Have It Now But Do Not Use | 2 |
0.1%
|
| 99 | Not specified | 0 |
0%
|
| Sysmiss | 18 |