| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 0 |
0%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 196 |
16.6%
|
| 1 | 113 |
9.6%
|
|
| 2 | 687 |
58.2%
|
|
| 3 | 183 |
15.5%
|
|
| 4 | 1 |
0.1%
|
|
| Sysmiss | 395 |