| Value | Category | Cases | |
|---|---|---|---|
| 0 | 244 |
2.8%
|
|
| 1 | 25 |
0.3%
|
|
| 2 | 297 |
3.4%
|
|
| 3 | 429 |
4.9%
|
|
| 4 | 397 |
4.5%
|
|
| 5 | 590 |
6.7%
|
|
| 6 | 221 |
2.5%
|
|
| 7 | 4237 |
48.1%
|
|
| Missing value | 2369 |
26.9%
|