| Value | Category | Cases | |
|---|---|---|---|
| 0 | 902 |
12.5%
|
|
| 1 | 1866 |
25.8%
|
|
| 2 | 2011 |
27.8%
|
|
| 3 | 955 |
13.2%
|
|
| 4 | 382 |
5.3%
|
|
| 5 | 302 |
4.2%
|
|
| 6 | 165 |
2.3%
|
|
| 7 | 70 |
1%
|
|
| 8 | 119 |
1.6%
|
|
| 9 | 25 |
0.3%
|
|
| 10 | 24 |
0.3%
|
|
| 11 | 7 |
0.1%
|
|
| 12 | 30 |
0.4%
|
|
| 13 | 2 |
0%
|
|
| 15 | 2 |
0%
|
|
| 16 | 12 |
0.2%
|
|
| 77 | Don't know | 349 |
4.8%
|
| Sysmiss | 3 |