| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 32 |
30.5%
|
| 0 | 25 |
23.8%
|
|
| 150 | 3 |
2.9%
|
|
| 175 | 1 |
1%
|
|
| 180 | 2 |
1.9%
|
|
| 200 | 3 |
2.9%
|
|
| 250 | 1 |
1%
|
|
| 270 | 1 |
1%
|
|
| 300 | 2 |
1.9%
|
|
| 350 | 1 |
1%
|
|
| 500 | 3 |
2.9%
|
|
| 800 | 1 |
1%
|
|
| 1200 | 1 |
1%
|
|
| 1500 | 1 |
1%
|
|
| 2000 | 2 |
1.9%
|
|
| 2500 | 1 |
1%
|
|
| 3000 | 3 |
2.9%
|
|
| 4000 | 1 |
1%
|
|
| 5000 | 5 |
4.8%
|
|
| 5600 | 1 |
1%
|
|
| 6000 | 2 |
1.9%
|
|
| 10000 | 1 |
1%
|
|
| 15000 | 3 |
2.9%
|
|
| 20000 | 2 |
1.9%
|
|
| 25000 | 1 |
1%
|
|
| 35000 | 1 |
1%
|
|
| 70000 | 1 |
1%
|
|
| 100000 | 1 |
1%
|
|
| 150000 | 1 |
1%
|
|
| 200000 | 1 |
1%
|
|
| 300000 | 1 |
1%
|
|
| Sysmiss | 504 |