| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 43 |
44.3%
|
| 0 | 2 |
2.1%
|
|
| 50 | 1 |
1%
|
|
| 100 | 2 |
2.1%
|
|
| 150 | 1 |
1%
|
|
| 200 | 1 |
1%
|
|
| 300 | 3 |
3.1%
|
|
| 400 | 1 |
1%
|
|
| 450 | 1 |
1%
|
|
| 500 | 1 |
1%
|
|
| 600 | 2 |
2.1%
|
|
| 800 | 2 |
2.1%
|
|
| 900 | 1 |
1%
|
|
| 1000 | 2 |
2.1%
|
|
| 1100 | 1 |
1%
|
|
| 1200 | 2 |
2.1%
|
|
| 1500 | 3 |
3.1%
|
|
| 1650 | 1 |
1%
|
|
| 1700 | 1 |
1%
|
|
| 1800 | 1 |
1%
|
|
| 1900 | 1 |
1%
|
|
| 2000 | 5 |
5.2%
|
|
| 2400 | 1 |
1%
|
|
| 2500 | 1 |
1%
|
|
| 3000 | 5 |
5.2%
|
|
| 4000 | 1 |
1%
|
|
| 4200 | 1 |
1%
|
|
| 4500 | 1 |
1%
|
|
| 4700 | 1 |
1%
|
|
| 5000 | 2 |
2.1%
|
|
| 8000 | 1 |
1%
|
|
| 10000 | 1 |
1%
|
|
| 12000 | 2 |
2.1%
|
|
| 25000 | 1 |
1%
|
|
| 35000 | 1 |
1%
|