| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1.Several times a day | 1 |
0.5%
|
| 2 | 2.Once a day | 0 |
0%
|
| 3 | 3.Several times a week | 2 |
0.9%
|
| 4 | 4.Once a week | 4 |
1.9%
|
| 5 | 5.less than once a month | 9 |
4.2%
|
| 6 | 6.Never | 197 |
92.5%
|
| 95 | 95.Missing | 0 |
0%
|
| 96 | 96.Other | 0 |
0%
|