| Value | Category | Cases | |
|---|---|---|---|
| 0 | 640 |
31.4%
|
|
| 2 | 2 |
0.1%
|
|
| 8 | 1 |
0%
|
|
| 10 | 198 |
9.7%
|
|
| 11 | 1 |
0%
|
|
| 12 | 8 |
0.4%
|
|
| 13 | 8 |
0.4%
|
|
| 14 | 1 |
0%
|
|
| 15 | 142 |
7%
|
|
| 17 | 1 |
0%
|
|
| 18 | 1 |
0%
|
|
| 19 | 2 |
0.1%
|
|
| 20 | 339 |
16.6%
|
|
| 23 | 4 |
0.2%
|
|
| 25 | 22 |
1.1%
|
|
| 30 | 563 |
27.6%
|
|
| 35 | 9 |
0.4%
|
|
| 40 | 55 |
2.7%
|
|
| 45 | 16 |
0.8%
|
|
| 50 | 16 |
0.8%
|
|
| 59 | 4 |
0.2%
|
|
| 77 | Don't know | 5 |
0.2%
|
| Sysmiss | 526 |