| Value | Category | Cases | |
|---|---|---|---|
| 0 | 223 |
25.9%
|
|
| 1 | 19 |
2.2%
|
|
| 2 | 23 |
2.7%
|
|
| 3 | 20 |
2.3%
|
|
| 4 | 30 |
3.5%
|
|
| 5 | 48 |
5.6%
|
|
| 6 | 27 |
3.1%
|
|
| 7 | 18 |
2.1%
|
|
| 8 | 13 |
1.5%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 92 |
10.7%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 17 |
2%
|
|
| 14 | 2 |
0.2%
|
|
| 15 | 17 |
2%
|
|
| 16 | 2 |
0.2%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 233 |
27%
|
|
| 24 | 3 |
0.3%
|
|
| 25 | 8 |
0.9%
|
|
| 30 | 13 |
1.5%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 27 |
3.1%
|
|
| 50 | 7 |
0.8%
|
|
| 77 | Don't know | 16 |
1.9%
|
| Sysmiss | 6504 |