| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | None | 5 |
11.6%
|
| 200 | 1 |
2.3%
|
|
| 500 | 2 |
4.7%
|
|
| 800 | 2 |
4.7%
|
|
| 1000 | 1 |
2.3%
|
|
| 1200 | 2 |
4.7%
|
|
| 1500 | 3 |
7%
|
|
| 2000 | 2 |
4.7%
|
|
| 3000 | 9 |
20.9%
|
|
| 3500 | 3 |
7%
|
|
| 4000 | 2 |
4.7%
|
|
| 5000 | 3 |
7%
|
|
| 6000 | 5 |
11.6%
|
|
| 7000 | 1 |
2.3%
|
|
| 8000 | 1 |
2.3%
|
|
| 9000 | 1 |
2.3%
|
|
| Sysmiss | 558 |