| Value | Category | Cases | |
|---|---|---|---|
| 0 | 40 |
2.8%
|
|
| 1 | 577 |
40%
|
|
| 2 | 574 |
39.8%
|
|
| 3 | 162 |
11.2%
|
|
| 4 | 60 |
4.2%
|
|
| 5 | 18 |
1.2%
|
|
| 6 | 5 |
0.3%
|
|
| 7 | 4 |
0.3%
|
|
| 8 | 1 |
0.1%
|
|
| Missing value | 2768 |