| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 3815 |
86.2%
|
| 2 | 4 |
0.1%
|
|
| 3 | 2 |
0%
|
|
| 4 | 2 |
0%
|
|
| 5 | 46 |
1%
|
|
| 6 | 1 |
0%
|
|
| 7 | 1 |
0%
|
|
| 8 | 3 |
0.1%
|
|
| 10 | 160 |
3.6%
|
|
| 11 | 1 |
0%
|
|
| 12 | 2 |
0%
|
|
| 14 | 1 |
0%
|
|
| 15 | 23 |
0.5%
|
|
| 18 | 1 |
0%
|
|
| 20 | 163 |
3.7%
|
|
| 24 | 1 |
0%
|
|
| 25 | 11 |
0.2%
|
|
| 30 | 42 |
0.9%
|
|
| 32 | 1 |
0%
|
|
| 35 | 7 |
0.2%
|
|
| 40 | 30 |
0.7%
|
|
| 50 | 61 |
1.4%
|
|
| 60 | 10 |
0.2%
|
|
| 68 | 1 |
0%
|
|
| 70 | 1 |
0%
|
|
| 75 | 2 |
0%
|
|
| 77 | refused | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 90 | 2 |
0%
|
|
| 99 | missing | 0 |
0%
|
| 100 | 17 |
0.4%
|
|
| 120 | 2 |
0%
|
|
| 140 | 1 |
0%
|
|
| 150 | 3 |
0.1%
|
|
| 200 | 4 |
0.1%
|
|
| 300 | 1 |
0%
|
|
| 500 | 1 |
0%
|
|
| 600 | 1 |
0%
|
|
| 830 | 1 |
0%
|
|
| 1000 | 1 |
0%
|
|
| Sysmiss | 544 |