| Value | Category | Cases | |
|---|---|---|---|
| 0 | 57 |
2.3%
|
|
| 1 | 107 |
4.2%
|
|
| 2 | 83 |
3.3%
|
|
| 3 | 111 |
4.4%
|
|
| 4 | 146 |
5.8%
|
|
| 5 | 135 |
5.3%
|
|
| 6 | 592 |
23.4%
|
|
| 7 | 152 |
6%
|
|
| 8 | 128 |
5.1%
|
|
| 9 | 260 |
10.3%
|
|
| 10 | 100 |
3.9%
|
|
| 11 | 214 |
8.4%
|
|
| 12 | 108 |
4.3%
|
|
| 13 | 60 |
2.4%
|
|
| 14 | 61 |
2.4%
|
|
| 15 | 35 |
1.4%
|
|
| 16 | 20 |
0.8%
|
|
| 17 | 8 |
0.3%
|
|
| 18 | 12 |
0.5%
|
|
| 19 | 3 |
0.1%
|
|
| 20 | 4 |
0.2%
|
|
| 21 | 2 |
0.1%
|
|
| 22 | 1 |
0%
|
|
| 25 | 1 |
0%
|
|
| 26 | 1 |
0%
|
|
| 29 | 4 |
0.2%
|
|
| 30 | 20 |
0.8%
|
|
| 77 | Don't know | 108 |
4.3%
|