| Value | Category | Cases | |
|---|---|---|---|
| 3 | 1 |
25%
|
|
| 4 | 1 |
25%
|
|
| 77 | Don't Know | 2 |
50%
|
| 99 | Refused | 0 |
0%
|
| 7777 | Don't Know | 0 |
0%
|
| 9999 | Refused | 0 |
0%
|
| Sysmiss | 69292 |