| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4857 |
80.8%
|
|
| 1 | 156 |
2.6%
|
|
| 2 | 409 |
6.8%
|
|
| 3 | 145 |
2.4%
|
|
| 4 | 56 |
0.9%
|
|
| 5 | 168 |
2.8%
|
|
| 6 | 31 |
0.5%
|
|
| 7 | 190 |
3.2%
|
|
| 77 | Don't know | 1 |
0%
|