| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1263 |
7.8%
|
|
| 1 | 3087 |
19.1%
|
|
| 2 | 3000 |
18.6%
|
|
| 3 | 2362 |
14.6%
|
|
| 4 | 1997 |
12.4%
|
|
| 5 | 2400 |
14.9%
|
|
| 6 | 2011 |
12.5%
|
|
| 98 | don't know | 19 |
0.1%
|
| Sysmiss | 28475 |