| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1234 |
7.4%
|
|
| 1 | 5215 |
31.2%
|
|
| 2 | 3633 |
21.8%
|
|
| 3 | 2309 |
13.8%
|
|
| 4 | 1571 |
9.4%
|
|
| 5 | 1309 |
7.8%
|
|
| 6 | 1069 |
6.4%
|
|
| 7 | 295 |
1.8%
|
|
| Missing value | 60 |
0.4%
|