| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3655 |
31.7%
|
|
| 1 | 170 |
1.5%
|
|
| 2 | 59 |
0.5%
|
|
| 3 | 9 |
0.1%
|
|
| 5 | 1 |
0%
|
|
| 8 | 1 |
0%
|
|
| 9 | 1 |
0%
|
|
| Missing value | 7629 |
66.2%
|