| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once per week or more | 6 |
1.3%
|
| 2 | Twice per month | 9 |
2%
|
| 3 | Once per month | 71 |
15.6%
|
| 4 | Every other month | 32 |
7%
|
| 5 | Once every 3 months | 55 |
12.1%
|
| 6 | Once every 4 months | 55 |
12.1%
|
| 7 | Twice a year | 88 |
19.3%
|
| 8 | Once a year | 111 |
24.4%
|
| 9 | Special occasions only | 28 |
6.2%
|
| Sysmiss | 4862 |