| Value | Category | Cases | |
|---|---|---|---|
| 0 | 648 |
59.6%
|
|
| 1 | 74 |
6.8%
|
|
| 2 | 84 |
7.7%
|
|
| 3 | 24 |
2.2%
|
|
| 4 | 26 |
2.4%
|
|
| 5 | 19 |
1.7%
|
|
| 6 | 18 |
1.7%
|
|
| 7 | 42 |
3.9%
|
|
| 8 | 11 |
1%
|
|
| 9 | 4 |
0.4%
|
|
| 10 | 31 |
2.9%
|
|
| 12 | 3 |
0.3%
|
|
| 14 | 7 |
0.6%
|
|
| 18 | 2 |
0.2%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 14 |
1.3%
|
|
| 21 | 2 |
0.2%
|
|
| 22 | 1 |
0.1%
|
|
| 24 | 1 |
0.1%
|
|
| 30 | 6 |
0.6%
|
|
| 40 | 2 |
0.2%
|
|
| 50 | 6 |
0.6%
|
|
| 77 | Don't know | 61 |
5.6%
|
| Sysmiss | 2900 |