| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 446 |
44.3%
|
| 2 | Yes, once or twice | 284 |
28.2%
|
| 3 | Yes, between 3 to 9 occasions | 162 |
16.1%
|
| 4 | Yes, 10 occasions or more | 115 |
11.4%
|
| Sysmiss | 35 |