| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2580 |
15%
|
|
| 1 | 4276 |
24.8%
|
|
| 2 | 5308 |
30.8%
|
|
| 3 | 5078 |
29.5%
|
|
| 7 | N/A | 0 | |
| 8 | Invalid | 0 | |
| 9 | Missing | 897 |