| Value | Category | Cases | |
|---|---|---|---|
| 0 | 480 |
9.2%
|
|
| 1 | 2229 |
42.7%
|
|
| 2 | 1574 |
30.1%
|
|
| 3 | 217 |
4.2%
|
|
| 4 | 73 |
1.4%
|
|
| 5 | 17 |
0.3%
|
|
| 6 | 15 |
0.3%
|
|
| 7 | 4 |
0.1%
|
|
| 8 | 3 |
0.1%
|
|
| Missing value | 611 |
11.7%
|