| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the past month or 30 days | 45 |
60.8%
|
| 2 | Within the past 2 to 3 months (31-90 days) | 13 |
17.6%
|
| 3 | Within the past 4-6 months | 10 |
13.5%
|
| 4 | More than 6 months ago | 1 |
1.4%
|
| 5 | Never | 5 |
6.8%
|
| Sysmiss | 54 |