| Value | Category | Cases | |
|---|---|---|---|
| 0 | 24 |
2%
|
|
| 1 | 344 |
28%
|
|
| 2 | 786 |
64.1%
|
|
| 3 | 55 |
4.5%
|
|
| 4 | 13 |
1.1%
|
|
| 5 | 4 |
0.3%
|
|
| 6 | 1 |
0.1%
|
|
| Missing value | 499 |