| Value | Category | Cases | |
|---|---|---|---|
| -9 | do not know | 2 |
1.4%
|
| 0 | 143 |
96.6%
|
|
| 8000 | 1 |
0.7%
|
|
| 50000 | 1 |
0.7%
|
|
| 500000 | 1 |
0.7%
|