| Value | Category | Cases | |
|---|---|---|---|
| 1 | Everyday | 1 |
0%
|
| 2 | Once a week | 0 |
0%
|
| 3 | Once a month | 53 |
0.2%
|
| 4 | Once a term | 605 |
1.7%
|
| 5 | Once a year | 962 |
2.7%
|
| 6 | Unspecified | 177 |
0.5%
|
| 95 | Missing | 1 |
0%
|
| 98 | Don't know | 3 |
0%
|
| 99 | NA | 33387 |
94.9%
|
