| Value | Category | Cases | |
|---|---|---|---|
| -8 | Don't know | 1 |
0.1%
|
| 1 | 1190 |
62.5%
|
|
| 2 | 695 |
36.5%
|
|
| 3 | 14 |
0.7%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 2 |
0.1%
|
|
| Sysmiss | 1798 |