| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the past 30 days | 111 |
43.2%
|
| 2 | Within the past 31-90 days | 97 |
37.7%
|
| 3 | Within the past 4-6 months | 26 |
10.1%
|
| 4 | More than 6 months ago | 12 |
4.7%
|
| 5 | Never | 11 |
4.3%
|
| Sysmiss | 58 |