| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 153 |
8.9%
|
| 1 | Weekly | 119 |
6.9%
|
| 2 | Monthly | 102 |
5.9%
|
| 3 | Seldom | 973 |
56.4%
|
| 5 | 5 | 4 |
0.2%
|
| 8 | Dont know | 127 |
7.4%
|
| 9 | No response | 246 |
14.3%
|
| Sysmiss | 1295 |