| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Never | 65 |
5.4%
|
| 2 | About once a year or less | 20 |
1.7%
|
| 3 | About once every several months | 54 |
4.5%
|
| 4 | About once a month | 135 |
11.3%
|
| 5 | About once a week | 592 |
49.3%
|
| 6 | More than once a week | 323 |
26.9%
|
| 9 | Don't know | 10 |
0.8%
|
| 998 | Refused | 0 |
0%
|