| Value | Category | Cases | |
|---|---|---|---|
| 0 | 670 |
75.6%
|
|
| 1 | 53 |
6%
|
|
| 2 | 80 |
9%
|
|
| 3 | 43 |
4.9%
|
|
| 4 | 18 |
2%
|
|
| 5 | 5 |
0.6%
|
|
| 6 | 3 |
0.3%
|
|
| 7 | 14 |
1.6%
|
|
| Missing value | 69 |