| Value | Category | Cases | |
|---|---|---|---|
| 0 | 819 |
15.7%
|
|
| 1 | 2294 |
43.9%
|
|
| 2 | 504 |
9.6%
|
|
| 3 | 234 |
4.5%
|
|
| 4 | 90 |
1.7%
|
|
| 5 | 20 |
0.4%
|
|
| 6 | 4 |
0.1%
|
|
| 7 | 1 |
0%
|
|
| Missing value | 1257 |
24.1%
|