| Value | Category | Cases | |
|---|---|---|---|
| 0 | 666 |
35%
|
|
| 1 | 160 |
8.4%
|
|
| 2 | 275 |
14.5%
|
|
| 3 | 319 |
16.8%
|
|
| 4 | 173 |
9.1%
|
|
| 5 | 115 |
6%
|
|
| 6 | 32 |
1.7%
|
|
| 7 | 162 |
8.5%
|
|
| Missing value | 440 |