| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 50 |
51.5%
|
| 150 | 1 |
1%
|
|
| 350 | 1 |
1%
|
|
| 400 | 2 |
2.1%
|
|
| 450 | 1 |
1%
|
|
| 500 | 1 |
1%
|
|
| 550 | 1 |
1%
|
|
| 600 | 1 |
1%
|
|
| 1000 | 1 |
1%
|
|
| 1200 | 1 |
1%
|
|
| 1500 | 2 |
2.1%
|
|
| 1800 | 1 |
1%
|
|
| 2000 | 4 |
4.1%
|
|
| 2300 | 1 |
1%
|
|
| 3000 | 4 |
4.1%
|
|
| 3600 | 1 |
1%
|
|
| 4000 | 2 |
2.1%
|
|
| 4200 | 1 |
1%
|
|
| 4500 | 1 |
1%
|
|
| 5000 | 4 |
4.1%
|
|
| 6000 | 4 |
4.1%
|
|
| 6500 | 1 |
1%
|
|
| 7000 | 1 |
1%
|
|
| 8000 | 2 |
2.1%
|
|
| 10000 | 1 |
1%
|
|
| 12000 | 1 |
1%
|
|
| 15000 | 2 |
2.1%
|
|
| 20000 | 1 |
1%
|
|
| 23000 | 1 |
1%
|
|
| 40000 | 1 |
1%
|
|
| 50000 | 1 |
1%
|