| Value | Category | Cases | |
|---|---|---|---|
| 0 | 515 |
16.8%
|
|
| 1 | 210 |
6.9%
|
|
| 2 | 307 |
10%
|
|
| 3 | 213 |
7%
|
|
| 4 | 50 |
1.6%
|
|
| 5 | 34 |
1.1%
|
|
| 6 | 11 |
0.4%
|
|
| 7 | 26 |
0.9%
|
|
| Missing value | 1692 |
55.3%
|