| Value | Category | Cases | |
|---|---|---|---|
| 0 | 599 |
19.6%
|
|
| 1 | 171 |
5.6%
|
|
| 2 | 241 |
7.9%
|
|
| 3 | 192 |
6.3%
|
|
| 4 | 60 |
2%
|
|
| 5 | 40 |
1.3%
|
|
| 6 | 14 |
0.5%
|
|
| 7 | 49 |
1.6%
|
|
| Missing value | 1692 |
55.3%
|