| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 1 |
0.1%
|
| 2 | Weekly | 5 |
0.5%
|
| 3 | Monthly | 15 |
1.5%
|
| 4 | 6 monthly | 12 |
1.2%
|
| 5 | Yearly | 15 |
1.5%
|
| 6 | Almost never | 945 |
94.7%
|
| 8 | Not applicable | 3 |
0.3%
|
| 9 | Unspecified | 2 |
0.2%
|