| Value | Category | Cases | |
|---|---|---|---|
| 1 | DAY | 0 |
0%
|
| 2 | WEEK | 0 |
0%
|
| 3 | MONTH | 0 |
0%
|
| 4 | YEAR | 0 |
0%
|
| 9 | OTHER | 0 |
0%
|
| 97 | DO NOT KNOW | 0 |
0%
|
| 99 | MISSING | 11 |
100%
|
| Sysmiss | 2485 |