| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
6.5%
|
|
| 1 | 54 |
10.4%
|
|
| 2 | 54 |
10.4%
|
|
| 3 | 20 |
3.8%
|
|
| 4 | 65 |
12.5%
|
|
| 5 | 104 |
20%
|
|
| 6 | 69 |
13.3%
|
|
| 7 | 21 |
4%
|
|
| 8 | 17 |
3.3%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 12 |
2.3%
|
|
| 12 | 30 |
5.8%
|
|
| 13 | 1 |
0.2%
|
|
| 15 | 3 |
0.6%
|
|
| 16 | 1 |
0.2%
|
|
| 18 | 2 |
0.4%
|
|
| 20 | 4 |
0.8%
|
|
| 21 | 1 |
0.2%
|
|
| 24 | 3 |
0.6%
|
|
| 28 | 1 |
0.2%
|
|
| 30 | 11 |
2.1%
|
|
| 77 | Don't know | 11 |
2.1%
|
| 99 | Missing | 1 |
0.2%
|
| Sysmiss | 2501 |