| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5763 |
88.5%
|
|
| 1 | 634 |
9.7%
|
|
| 2 | 84 |
1.3%
|
|
| 3 | 12 |
0.2%
|
|
| 4 | 5 |
0.1%
|
|
| 5 | 6 |
0.1%
|
|
| 6 | 1 |
0%
|
|
| 7 | 3 |
0%
|
|
| 8 | 1 |
0%
|
|
| 10 | 1 |
0%
|
|
| 12 | 1 |
0%
|
|
| 20 | 1 |
0%
|
|
| 29 | 1 |
0%
|
|
| 98 | don't know | 0 |
0%
|