| Value | Category | Cases | |
|---|---|---|---|
| 0 | 521 |
45.1%
|
|
| 1 | 1 |
0.1%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 1 |
0.1%
|
|
| 10 | 80 |
6.9%
|
|
| 12 | 1 |
0.1%
|
|
| 15 | 35 |
3%
|
|
| 20 | 135 |
11.7%
|
|
| 23 | 1 |
0.1%
|
|
| 25 | 2 |
0.2%
|
|
| 30 | 168 |
14.5%
|
|
| 35 | 3 |
0.3%
|
|
| 40 | 183 |
15.8%
|
|
| 43 | 1 |
0.1%
|
|
| 45 | 4 |
0.3%
|
|
| 50 | 1 |
0.1%
|
|
| 59 | 1 |
0.1%
|
|
| 77 | Don't know | 16 |
1.4%
|
| Sysmiss | 4858 |