| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once a week | 211 |
1.7%
|
| 2 | Once a month | 421 |
3.5%
|
| 3 | Once every three 3 months | 245 |
2%
|
| 4 | Once every six months | 240 |
2%
|
| 5 | Once a year | 206 |
1.7%
|
| 6 | Less than a year | 66 |
0.5%
|
| 7 | On call/emergency | 398 |
3.3%
|
| 8 | Never | 10299 |
85.2%
|