| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 1 | 19 |
1.7%
|
|
| 2 | 71 |
6.3%
|
|
| 3 | 258 |
22.9%
|
|
| 4 | 559 |
49.6%
|
|
| 5 | 64 |
5.7%
|
|
| 6 | 37 |
3.3%
|
|
| 7 | 12 |
1.1%
|
|
| 8 | 9 |
0.8%
|
|
| 9 | 25 |
2.2%
|
|
| 10 | 1 |
0.1%
|
|
| 98 | Do not know | 72 |
6.4%
|