| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
1.5%
|
|
| 2 | 1 |
0.2%
|
|
| 3 | 1 |
0.2%
|
|
| 5 | 1 |
0.2%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 9 |
1.9%
|
|
| 20 | 17 |
3.6%
|
|
| 25 | 3 |
0.6%
|
|
| 30 | 7 |
1.5%
|
|
| 35 | 2 |
0.4%
|
|
| 40 | 18 |
3.8%
|
|
| 45 | 2 |
0.4%
|
|
| 50 | 62 |
13.1%
|
|
| 56 | 1 |
0.2%
|
|
| 60 | 20 |
4.2%
|
|
| 70 | 16 |
3.4%
|
|
| 71 | 1 |
0.2%
|
|
| 72 | 1 |
0.2%
|
|
| 75 | 2 |
0.4%
|
|
| 77 | refuse | 0 |
0%
|
| 80 | 41 |
8.7%
|
|
| 83 | 1 |
0.2%
|
|
| 85 | 2 |
0.4%
|
|
| 88 | don't know | 0 |
0%
|
| 90 | 12 |
2.5%
|
|
| 99 | missing | 0 |
0%
|
| 100 | 244 |
51.7%
|
|
| Sysmiss | 4498 |