| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 19 |
0.8%
|
| 0 | Never | 1572 |
65.5%
|
| 1 | Once or Twice | 298 |
12.4%
|
| 2 | A Few Times | 309 |
12.9%
|
| 3 | Often | 181 |
7.5%
|
| 9 | Don't Know | 20 |
0.8%
|
| 998 | Refused | 0 |
0%
|