| Value | Category | Cases | |
|---|---|---|---|
| 0 | 542 |
47.8%
|
|
| 1 | 37 |
3.3%
|
|
| 2 | 151 |
13.3%
|
|
| 3 | 128 |
11.3%
|
|
| 4 | 72 |
6.3%
|
|
| 5 | 44 |
3.9%
|
|
| 6 | 8 |
0.7%
|
|
| 7 | 149 |
13.1%
|
|
| Missing value | 3 |
0.3%
|