| Value | Category | Cases | |
|---|---|---|---|
| 0 | 863 |
25.9%
|
|
| 1 | 309 |
9.3%
|
|
| 2 | 360 |
10.8%
|
|
| 3 | 390 |
11.7%
|
|
| 4 | 329 |
9.9%
|
|
| 5 | 221 |
6.6%
|
|
| 6 | 109 |
3.3%
|
|
| 7 | 749 |
22.5%
|
|
| Missing value | 13 |