| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, all of them do | 982 |
94%
|
| 2 | Some do, some do not | 35 |
3.3%
|
| 3 | None | 21 |
2%
|
| 9 | Missing | 7 |
0.7%
|
| Sysmiss | 746 |