| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1497 |
18.6%
|
|
| 1 | 34 |
0.4%
|
|
| 2 | 537 |
6.7%
|
|
| 3 | 269 |
3.3%
|
|
| 4 | 165 |
2.1%
|
|
| 5 | 281 |
3.5%
|
|
| 6 | 59 |
0.7%
|
|
| 7 | 3562 |
44.3%
|
|
| Missing value | 1642 |
20.4%
|