| Value | Category | Cases | |
|---|---|---|---|
| -2 | don/t know | 3 |
10%
|
| -1 | refuse | 1 |
3.3%
|
| 0 | 1 |
3.3%
|
|
| 15 | 1 |
3.3%
|
|
| 80 | 1 |
3.3%
|
|
| 100 | 2 |
6.7%
|
|
| 110 | 1 |
3.3%
|
|
| 150 | 1 |
3.3%
|
|
| 300 | 2 |
6.7%
|
|
| 500 | 3 |
10%
|
|
| 600 | 1 |
3.3%
|
|
| 800 | 1 |
3.3%
|
|
| 1000 | 2 |
6.7%
|
|
| 1500 | 2 |
6.7%
|
|
| 2000 | 1 |
3.3%
|
|
| 2500 | 1 |
3.3%
|
|
| 4000 | 1 |
3.3%
|
|
| 5000 | 1 |
3.3%
|
|
| 7700 | 1 |
3.3%
|
|
| 10000 | 1 |
3.3%
|
|
| 24000 | 1 |
3.3%
|
|
| 51000 | 1 |
3.3%
|
|
| Sysmiss | 1019 |