| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
12.2%
|
| 0 | 8 |
19.5%
|
|
| 50 | 1 |
2.4%
|
|
| 60 | 1 |
2.4%
|
|
| 99 | 1 |
2.4%
|
|
| 100 | 3 |
7.3%
|
|
| 130 | 1 |
2.4%
|
|
| 200 | 4 |
9.8%
|
|
| 250 | 1 |
2.4%
|
|
| 270 | 1 |
2.4%
|
|
| 300 | 1 |
2.4%
|
|
| 320 | 1 |
2.4%
|
|
| 380 | 1 |
2.4%
|
|
| 450 | 1 |
2.4%
|
|
| 500 | 2 |
4.9%
|
|
| 730 | 1 |
2.4%
|
|
| 1000 | 1 |
2.4%
|
|
| 1500 | 2 |
4.9%
|
|
| 2000 | 1 |
2.4%
|
|
| 3000 | 1 |
2.4%
|
|
| 5000 | 2 |
4.9%
|
|
| 7800 | 1 |
2.4%
|
|
| Sysmiss | 1684 |