| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-6 months | 1 |
0.1%
|
| 2 | 7-12 months | 2 |
0.2%
|
| 3 | >12 months | 52 |
5.5%
|
| 7 | Missing | 887 |
94.1%
|
| 9 | Not application | 1 |
0.1%
|