| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | More than once daily | 1315 | 3975039 |
12.5%
|
| 2 | Once daily | 2517 | 6962950 |
21.9%
|
| 3 | Less than once daily | 2018 | 5785662 |
18.2%
|
| 4 | Never | 5066 | 15044267 |
47.4%
|
| 99 | Not stated | 0 | 0 |
0%
|