| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Yes now only | 21 |
2%
|
| 2 | Yes, both now and 6 months ago | 168 |
16%
|
| 3 | No now, but yes 6 months ago | 67 |
6.4%
|
| 4 | No, never | 792 |
75.6%
|
| 9 | Don't know | 0 |
0%
|