| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the last three months | 43 |
21.8%
|
| 2 | Between three and 6 months ago | 5 |
2.5%
|
| 3 | Between 6 and 12 months ago | 16 |
8.1%
|
| 4 | More than 1 year ago, but less than 2 years ago | 29 |
14.7%
|
| 5 | More than 2 years ago | 104 |
52.8%
|
| 999 | I don't wish to answer | 0 |
0%
|
| Sysmiss | 52 |