| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | month | 95 | 157128 |
69.9%
|
| 2 | 3 months | 14 | 25657 |
11.4%
|
| 3 | 6 months | 8 | 12529 |
5.6%
|
| 4 | year | 20 | 29547 |
13.1%
|
| Sysmiss | 49049 | 79836521 |