| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 18138 |
95.8%
|
| 2 | Yes, once | 671 |
3.5%
|
| 3 | Yes, twice or more | 124 |
0.7%
|
| 5 | Valid Skip | 0 | |
| 6 | Not Reached | 0 | |
| 7 | Not Applicable | 8870 | |
| 8 | Invalid | 5 | |
| 9 | No Response | 345 | |
| Sysmiss | 113 |