| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
1.7%
|
|
| 1 | 32 |
10.7%
|
|
| 2 | 30 |
10.1%
|
|
| 3 | 37 |
12.4%
|
|
| 4 | 16 |
5.4%
|
|
| 5 | 36 |
12.1%
|
|
| 6 | 13 |
4.4%
|
|
| 7 | 4 |
1.3%
|
|
| 8 | 3 |
1%
|
|
| 9 | 1 |
0.3%
|
|
| 10 | 92 |
30.9%
|
|
| 12 | 2 |
0.7%
|
|
| 13 | 1 |
0.3%
|
|
| 15 | 2 |
0.7%
|
|
| 20 | 12 |
4%
|
|
| 30 | 6 |
2%
|
|
| 40 | 1 |
0.3%
|
|
| 77 | Don't know | 5 |
1.7%
|
| Sysmiss | 2290 |