| Value | Category | Cases | |
|---|---|---|---|
| 0 | 107 |
36.5%
|
|
| 1 | 24 |
8.2%
|
|
| 2 | 40 |
13.7%
|
|
| 3 | 31 |
10.6%
|
|
| 4 | 28 |
9.6%
|
|
| 5 | 18 |
6.1%
|
|
| 6 | 11 |
3.8%
|
|
| 7 | 3 |
1%
|
|
| 8 | 5 |
1.7%
|
|
| 10 | 12 |
4.1%
|
|
| 12 | 3 |
1%
|
|
| 14 | 1 |
0.3%
|
|
| 15 | 1 |
0.3%
|
|
| 20 | 5 |
1.7%
|
|
| 40 | 1 |
0.3%
|
|
| 77 | Don't know | 3 |
1%
|
| Sysmiss | 3694 |