| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 606 |
18.1%
|
| 2 | NO | 2697 |
80.7%
|
| 77 | I DONT KNOW | 4 |
0.1%
|
| 99 | REFUSE TO ANSWER | 36 |
1.1%
|
| Sysmiss | 2877 |