| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 171 |
1.7%
|
| -8 | Refused | 0 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| 1 | 2848 |
28.3%
|
|
| 2 | 2671 |
26.5%
|
|
| 3 | 2784 |
27.6%
|
|
| 4 | 943 |
9.4%
|
|
| 5 | 663 |
6.6%
|
|
| Sysmiss | 36975 |