| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1457 |
78%
|
| 2 | no | 411 |
22%
|
| 7 | DO NOT KNOW | 1 |
0.1%
|
| 9 | missing | 0 |
0%
|
| Sysmiss | 35 |