| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 22 |
51.2%
|
| 0 | 3 |
7%
|
|
| 50 | 2 |
4.7%
|
|
| 100 | 1 |
2.3%
|
|
| 300 | 1 |
2.3%
|
|
| 500 | 1 |
2.3%
|
|
| 600 | 2 |
4.7%
|
|
| 1000 | 3 |
7%
|
|
| 1200 | 1 |
2.3%
|
|
| 1400 | 1 |
2.3%
|
|
| 2400 | 1 |
2.3%
|
|
| 3000 | 1 |
2.3%
|
|
| 3600 | 1 |
2.3%
|
|
| 6000 | 2 |
4.7%
|
|
| 8400 | 1 |
2.3%
|
|
| Sysmiss | 54 |