| Value | Category | Cases | |
|---|---|---|---|
| 0 | 32 |
18.6%
|
|
| 1 | 45 |
26.2%
|
|
| 2 | 29 |
16.9%
|
|
| 3 | 30 |
17.4%
|
|
| 4 | 15 |
8.7%
|
|
| 5 | 5 |
2.9%
|
|
| 7 | 2 |
1.2%
|
|
| 8 | 2 |
1.2%
|
|
| 9 | 1 |
0.6%
|
|
| 10 | 3 |
1.7%
|
|
| 11 | 1 |
0.6%
|
|
| 12 | 1 |
0.6%
|
|
| 20 | 5 |
2.9%
|
|
| 30 | 1 |
0.6%
|
|
| 98 | do not know | 0 |
0%
|
| Sysmiss | 4786 |