| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the past 30 days | 152 |
82.6%
|
| 2 | Within the past 31-90 days | 17 |
9.2%
|
| 3 | Within the past 4-6 months | 5 |
2.7%
|
| 4 | More than 6 months ago | 10 |
5.4%
|
| Sysmiss | 95 |