| Value | Category | Cases | |
|---|---|---|---|
| 1 | daily | 829 |
37.8%
|
| 2 | twice a week | 208 |
9.5%
|
| 3 | once a week | 341 |
15.5%
|
| 4 | every two weeks | 124 |
5.7%
|
| 5 | once a month | 332 |
15.1%
|
| 6 | every three months | 173 |
7.9%
|
| 7 | every six months | 64 |
2.9%
|
| 8 | once a year | 96 |
4.4%
|
| 9 | less than once a year | 18 |
0.8%
|
| 10 | dead | 7 |
0.3%
|
| 98 | 1 |
0%
|