| Value | Category | Cases | |
|---|---|---|---|
| 0 | 378 |
13.1%
|
|
| 1 | 516 |
17.9%
|
|
| 2 | 422 |
14.7%
|
|
| 3 | 223 |
7.7%
|
|
| 4 | 87 |
3%
|
|
| 5 | 34 |
1.2%
|
|
| 6 | 8 |
0.3%
|
|
| 7 | 2 |
0.1%
|
|
| 8 | 2 |
0.1%
|
|
| 9 | 1 |
0%
|
|
| 14 | 1 |
0%
|
|
| Missing value | 1205 |
41.9%
|