| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 93 |
53.4%
|
| 2 | 1 |
0.6%
|
|
| 3 | 1 |
0.6%
|
|
| 12 | 6 |
3.4%
|
|
| 9888 | Continuing | 73 |
42%
|
| Sysmiss | 12 |