| Value | Category | Cases | |
|---|---|---|---|
| 0 | 24 |
3%
|
|
| 1 | 576 |
71.2%
|
|
| 2 | 185 |
22.9%
|
|
| 3 | 16 |
2%
|
|
| 4 | 4 |
0.5%
|
|
| 5 | 2 |
0.2%
|
|
| 6 | 2 |
0.2%
|
|
| Missing value | 63 |