| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Yes now only | 3 |
0.3%
|
| 2 | Yes, both now and 6 months ago | 42 |
4%
|
| 3 | No now, but yes 6 months ago | 22 |
2.1%
|
| 4 | No, never | 981 |
93.6%
|
| 9 | Don't know | 0 |
0%
|