| Value | Category | Cases | |
|---|---|---|---|
| 1 | One month or less | 15 |
11.8%
|
| 2 | More than 1 month and up to 3 months | 56 |
44.1%
|
| 3 | More than 3 months | 56 |
44.1%
|
| Sysmiss | 49527 |