| Value | Category | Cases | |
|---|---|---|---|
| 0 | 114 |
1.5%
|
|
| 1 | 164 |
2.2%
|
|
| 2 | 603 |
8.2%
|
|
| 3 | 1188 |
16.1%
|
|
| 4 | 1605 |
21.8%
|
|
| 5 | 1871 |
25.4%
|
|
| 6 | 772 |
10.5%
|
|
| 7 | 1012 |
13.7%
|
|
| 77 | Don't know | 35 |
0.5%
|
| Sysmiss | 2 |