| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3060 |
91.9%
|
|
| 1 | 143 |
4.3%
|
|
| 2 | 97 |
2.9%
|
|
| 3 | 23 |
0.7%
|
|
| 4 | 5 |
0.2%
|
|
| 5 | 1 |
0%
|
|
| 7 | 1 |
0%
|
|
| Missing value | 13 |