| Value | Category | Cases | |
|---|---|---|---|
| 1 | Everyday | 1 |
0%
|
| 2 | Once a week | 0 |
0%
|
| 3 | Once a month | 39 |
0.3%
|
| 4 | Once a term | 316 |
2.3%
|
| 5 | Once a year | 493 |
3.5%
|
| 6 | Unspecified | 91 |
0.6%
|
| 95 | Missing | 5 |
0%
|
| 98 | Don't know | 0 |
0%
|
| 99 | NA | 13066 |
93.3%
|