| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
22.9%
|
| 0 | 7 |
20%
|
|
| 50 | 3 |
8.6%
|
|
| 100 | 1 |
2.9%
|
|
| 120 | 1 |
2.9%
|
|
| 145 | 1 |
2.9%
|
|
| 150 | 1 |
2.9%
|
|
| 200 | 1 |
2.9%
|
|
| 250 | 1 |
2.9%
|
|
| 500 | 1 |
2.9%
|
|
| 1500 | 3 |
8.6%
|
|
| 2250 | 1 |
2.9%
|
|
| 2500 | 1 |
2.9%
|
|
| 3000 | 1 |
2.9%
|
|
| 4000 | 1 |
2.9%
|
|
| 5000 | 1 |
2.9%
|
|
| 7000 | 1 |
2.9%
|
|
| 15000 | 1 |
2.9%
|
|
| Sysmiss | 285 |