| Value | Category | Cases | |
|---|---|---|---|
| -8 | don't know | 1011 |
30.1%
|
| 0 | 2278 |
67.9%
|
|
| 6 | 2 |
0.1%
|
|
| 20 | 2 |
0.1%
|
|
| 30 | 8 |
0.2%
|
|
| 35 | 1 |
0%
|
|
| 45 | 1 |
0%
|
|
| 50 | 11 |
0.3%
|
|
| 60 | 3 |
0.1%
|
|
| 90 | 3 |
0.1%
|
|
| 100 | 5 |
0.1%
|
|
| 120 | 2 |
0.1%
|
|
| 150 | 2 |
0.1%
|
|
| 200 | 6 |
0.2%
|
|
| 230 | 1 |
0%
|
|
| 240 | 1 |
0%
|
|
| 250 | 2 |
0.1%
|
|
| 300 | 6 |
0.2%
|
|
| 360 | 1 |
0%
|
|
| 400 | 1 |
0%
|
|
| 428 | 1 |
0%
|
|
| 458 | 1 |
0%
|
|
| 500 | 1 |
0%
|
|
| 700 | 1 |
0%
|
|
| 1200 | 2 |
0.1%
|
|
| 2000 | 1 |
0%
|
|
| 3000 | 1 |
0%
|
|
| Sysmiss | 2964 |