| Value | Category | Cases | |
|---|---|---|---|
| 1 | Years | 78 |
92.9%
|
| 2 | Months | 5 |
6%
|
| 3 | Weeks | 1 |
1.2%
|
| 4 | Days | 0 |
0%
|
| Sysmiss | Don't know | 0 | |
| Sysmiss | Not applicable | 0 | |
| Sysmiss | Others | 0 | |
| Sysmiss | Can't reveal | 0 | |
| Sysmiss | 4119 |