| Value | Category | Cases | |
|---|---|---|---|
| 1 | In the last month | 8 |
6%
|
| 2 | Between 1 and 3 months ago | 9 |
6.8%
|
| 3 | 3-6 months ago | 24 |
18%
|
| 4 | 6 months to one year ago | 27 |
20.3%
|
| 5 | More than one year ago | 65 |
48.9%
|
| Sysmiss | 116 |