| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes to 4b or 7b | 681 |
2.8%
|
| 2 | Yes to both 4b and 7b | 2631 |
10.8%
|
| 3 | No to both 4b and 7b | 21036 |
86.4%
|
| Sysmiss | 11960 |