| Value | Category | Cases | |
|---|---|---|---|
| 0 | 102 |
4.5%
|
|
| 1 | 125 |
5.5%
|
|
| 2 | 219 |
9.7%
|
|
| 3 | 343 |
15.2%
|
|
| 4 | 315 |
13.9%
|
|
| 5 | 302 |
13.4%
|
|
| 6 | 253 |
11.2%
|
|
| 7 | 148 |
6.5%
|
|
| 8 | 217 |
9.6%
|
|
| 9 | 111 |
4.9%
|
|
| 10 | 46 |
2%
|
|
| 11 | 9 |
0.4%
|
|
| 12 | 4 |
0.2%
|
|
| 18 | 1 |
0%
|
|
| 20 | 1 |
0%
|
|
| 77 | Don't know | 61 |
2.7%
|
| 99 | Don't know | 4 |
0.2%
|
| Sysmiss | 1049 |