| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 135844 |
99.5%
|
| 2 | Yes, sometimes | 591 |
0.4%
|
| 3 | Yes, always | 77 |
0.1%
|
| 9 | MISSING | 0 |
0%
|
| Sysmiss | 267 |