| Value | Category | Cases | |
|---|---|---|---|
| 0 | 430 |
39.6%
|
|
| 1 | 226 |
20.8%
|
|
| 2 | 135 |
12.4%
|
|
| 3 | 67 |
6.2%
|
|
| 4 | 43 |
4%
|
|
| 5 | 18 |
1.7%
|
|
| 6 | 17 |
1.6%
|
|
| 7 | 5 |
0.5%
|
|
| 8 | 17 |
1.6%
|
|
| 9 | 2 |
0.2%
|
|
| 10 | 21 |
1.9%
|
|
| 11 | 2 |
0.2%
|
|
| 12 | 13 |
1.2%
|
|
| 14 | 1 |
0.1%
|
|
| 15 | 8 |
0.7%
|
|
| 16 | 1 |
0.1%
|
|
| 17 | 1 |
0.1%
|
|
| 18 | 2 |
0.2%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 9 |
0.8%
|
|
| 25 | 4 |
0.4%
|
|
| 28 | 2 |
0.2%
|
|
| 30 | 29 |
2.7%
|
|
| 40 | 1 |
0.1%
|
|
| 50 | 2 |
0.2%
|
|
| 77 | Don't know | 30 |
2.8%
|
| Sysmiss | 2900 |