| Value | Category | Cases | |
|---|---|---|---|
| 0 | 337 |
30.6%
|
|
| 1 | 226 |
20.5%
|
|
| 2 | 154 |
14%
|
|
| 3 | 109 |
9.9%
|
|
| 4 | 39 |
3.5%
|
|
| 5 | 138 |
12.5%
|
|
| 6 | 31 |
2.8%
|
|
| 7 | 38 |
3.5%
|
|
| 8 | 4 |
0.4%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 3 |
0.3%
|
|
| 12 | 2 |
0.2%
|
|
| 14 | 6 |
0.5%
|
|
| 15 | 1 |
0.1%
|
|
| 21 | 2 |
0.2%
|
|
| 77 | Don't know | 10 |
0.9%
|
| Sysmiss | 1 |