| Value | Category | Cases | |
|---|---|---|---|
| 0 | 806 |
22.7%
|
|
| 1 | 536 |
15.1%
|
|
| 2 | 770 |
21.7%
|
|
| 3 | 620 |
17.5%
|
|
| 4 | 336 |
9.5%
|
|
| 5 | 269 |
7.6%
|
|
| 6 | 54 |
1.5%
|
|
| 7 | 154 |
4.3%
|
|
| Missing value | 1 |
0%
|