| Value | Category | Cases | |
|---|---|---|---|
| 1 | Everyday | 0 |
0%
|
| 2 | Once a week | 15 |
0.5%
|
| 3 | Once a month | 237 |
7.4%
|
| 4 | Once a term | 860 |
26.9%
|
| 5 | Once a year | 494 |
15.4%
|
| 6 | Unspecified | 510 |
15.9%
|
| 95 | Missing | 1 |
0%
|
| 98 | Don't know | 7 |
0.2%
|
| 99 | Expense not incured | 1075 |
33.6%
|