| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 217 |
85.4%
|
| 1 | yes | 31 |
12.2%
|
| 3 | already retired | 4 |
1.6%
|
| 8 | don't know | 2 |
0.8%
|
| Sysmiss | 44360 |