| Value | Category | Cases | |
|---|---|---|---|
| 1 | Up to six months ago | 22 |
15.9%
|
| 2 | Between 6 months and a year ago | 28 |
20.3%
|
| 3 | Over a year ago, but less than 2 years ago | 12 |
8.7%
|
| 4 | 2 years or more ago but less than 5 years ago | 54 |
39.1%
|
| 5 | 5 years ago or more | 7 |
5.1%
|
| 6 | Don't know/Can't remember (Don't read) | 15 |
10.9%
|
| Sysmiss | 8433 |