| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
3%
|
|
| 1 | 449 |
40%
|
|
| 2 | 448 |
39.9%
|
|
| 3 | 127 |
11.3%
|
|
| 4 | 46 |
4.1%
|
|
| 5 | 11 |
1%
|
|
| 6 | 5 |
0.4%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 1 |
0.1%
|
|
| Missing value | 24 |