| Value | Category | Cases | |
|---|---|---|---|
| 0 | 71 |
34.3%
|
|
| 1 | 24 |
11.6%
|
|
| 2 | 19 |
9.2%
|
|
| 3 | 10 |
4.8%
|
|
| 4 | 14 |
6.8%
|
|
| 5 | 7 |
3.4%
|
|
| 6 | 7 |
3.4%
|
|
| 8 | 7 |
3.4%
|
|
| 10 | 4 |
1.9%
|
|
| 12 | 6 |
2.9%
|
|
| 13 | 1 |
0.5%
|
|
| 19 | 1 |
0.5%
|
|
| 20 | 2 |
1%
|
|
| 24 | 1 |
0.5%
|
|
| 30 | 1 |
0.5%
|
|
| 77 | Don't know | 32 |
15.5%
|
| Sysmiss | 2381 |