| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 18919 |
95.7%
|
| 2 | Some time (1 - 10 times) | 771 |
3.9%
|
| 3 | Often (more than 10 times) | 80 |
0.4%
|
| 11 | .A | 68 |