| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
0.3%
|
|
| 1 | 15 |
0.9%
|
|
| 2 | 59 |
3.4%
|
|
| 3 | 417 |
24.2%
|
|
| 4 | 1104 |
64%
|
|
| 888 | Don't know | 124 |
7.2%
|