| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2520 |
75.7%
|
|
| 1 | 447 |
13.4%
|
|
| 2 | 226 |
6.8%
|
|
| 3 | 81 |
2.4%
|
|
| 4 | 39 |
1.2%
|
|
| 5 | 11 |
0.3%
|
|
| 7 | 7 |
0.2%
|
|
| Missing value | 12 |