| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 13 |
28.9%
|
| 0 | 6 |
13.3%
|
|
| 150 | 1 |
2.2%
|
|
| 250 | 1 |
2.2%
|
|
| 400 | 1 |
2.2%
|
|
| 420 | 1 |
2.2%
|
|
| 500 | 1 |
2.2%
|
|
| 1000 | 1 |
2.2%
|
|
| 1200 | 2 |
4.4%
|
|
| 1500 | 1 |
2.2%
|
|
| 2000 | 4 |
8.9%
|
|
| 2400 | 1 |
2.2%
|
|
| 2580 | 1 |
2.2%
|
|
| 3000 | 1 |
2.2%
|
|
| 4500 | 1 |
2.2%
|
|
| 4700 | 1 |
2.2%
|
|
| 5000 | 1 |
2.2%
|
|
| 7200 | 1 |
2.2%
|
|
| 10200 | 1 |
2.2%
|
|
| 12000 | 1 |
2.2%
|
|
| 15000 | 1 |
2.2%
|
|
| 16000 | 1 |
2.2%
|
|
| 24000 | 1 |
2.2%
|
|
| 50000 | 1 |
2.2%
|
|
| Sysmiss | 668 |