| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 6299 |
91.1%
|
| 2 | Once | 323 |
4.7%
|
| 3 | 2-5 times | 226 |
3.3%
|
| 4 | up to 5 times | 60 |
0.9%
|
| 8 | DON’T KNOW/DON’T REMEMBER | 4 |
0.1%
|
| 9 | REFUSED/NO ANSWER | 1 |
0%
|
| Sysmiss | 947 |