| Value | Category | Cases | |
|---|---|---|---|
| -98 | Don't know | 10 |
1.4%
|
| 1 | Once every few days | 0 | |
| 2 | Once a day | 19 |
2.7%
|
| 3 | Twice a day | 158 |
22.8%
|
| 4 | Three times a day | 505 |
73%
|
| a | Not applicable | 0 | |
| b | Don't know | 0 | |
| c | Refused to respond | 0 |