| Value | Category | Cases | |
|---|---|---|---|
| 0 | 48 |
22.1%
|
|
| 1 | 24 |
11.1%
|
|
| 2 | 42 |
19.4%
|
|
| 3 | 5 |
2.3%
|
|
| 4 | 15 |
6.9%
|
|
| 5 | 19 |
8.8%
|
|
| 6 | 7 |
3.2%
|
|
| 7 | 8 |
3.7%
|
|
| 8 | 11 |
5.1%
|
|
| 9 | 2 |
0.9%
|
|
| 10 | 15 |
6.9%
|
|
| 12 | 7 |
3.2%
|
|
| 13 | 1 |
0.5%
|
|
| 14 | 1 |
0.5%
|
|
| 15 | 2 |
0.9%
|
|
| 20 | 3 |
1.4%
|
|
| 25 | 1 |
0.5%
|
|
| 40 | 2 |
0.9%
|
|
| 50 | 3 |
1.4%
|
|
| 77 | Don't know | 1 |
0.5%
|
| Sysmiss | 6437 |