| Value | Category | Cases | |
|---|---|---|---|
| 0 | 198 |
14.8%
|
|
| 1 | 1 |
0.1%
|
|
| 2 | 2 |
0.1%
|
|
| 3 | 2 |
0.1%
|
|
| 10 | 148 |
11%
|
|
| 11 | 5 |
0.4%
|
|
| 12 | 3 |
0.2%
|
|
| 13 | 3 |
0.2%
|
|
| 14 | 1 |
0.1%
|
|
| 15 | 226 |
16.9%
|
|
| 20 | 193 |
14.4%
|
|
| 21 | 1 |
0.1%
|
|
| 23 | 1 |
0.1%
|
|
| 25 | 63 |
4.7%
|
|
| 26 | 1 |
0.1%
|
|
| 30 | 344 |
25.7%
|
|
| 35 | 7 |
0.5%
|
|
| 40 | 22 |
1.6%
|
|
| 45 | 83 |
6.2%
|
|
| 50 | 18 |
1.3%
|
|
| 53 | 2 |
0.1%
|
|
| 55 | 3 |
0.2%
|
|
| 56 | 1 |
0.1%
|
|
| 59 | 1 |
0.1%
|
|
| 77 | Don't know | 11 |
0.8%
|
| Sysmiss | 816 |