| Value | Category | Cases | |
|---|---|---|---|
| 0 | 29 |
2.5%
|
|
| 1 | 148 |
12.8%
|
|
| 2 | 215 |
18.7%
|
|
| 3 | 153 |
13.3%
|
|
| 4 | 94 |
8.2%
|
|
| 5 | 90 |
7.8%
|
|
| 6 | 52 |
4.5%
|
|
| 7 | 18 |
1.6%
|
|
| 8 | 33 |
2.9%
|
|
| 9 | 6 |
0.5%
|
|
| 10 | 44 |
3.8%
|
|
| 12 | 6 |
0.5%
|
|
| 13 | 2 |
0.2%
|
|
| 14 | 1 |
0.1%
|
|
| 15 | 28 |
2.4%
|
|
| 16 | 4 |
0.3%
|
|
| 18 | 2 |
0.2%
|
|
| 20 | 34 |
3%
|
|
| 21 | 2 |
0.2%
|
|
| 22 | 3 |
0.3%
|
|
| 25 | 14 |
1.2%
|
|
| 27 | 2 |
0.2%
|
|
| 28 | 6 |
0.5%
|
|
| 29 | 1 |
0.1%
|
|
| 30 | 109 |
9.5%
|
|
| 77 | Don't know | 56 |
4.9%
|
| Sysmiss | 4441 |