| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1461 |
17.8%
|
|
| 1 | 1745 |
21.3%
|
|
| 2 | 1723 |
21.1%
|
|
| 3 | 1103 |
13.5%
|
|
| 4 | 716 |
8.7%
|
|
| 5 | 516 |
6.3%
|
|
| 6 | 313 |
3.8%
|
|
| 7 | 135 |
1.6%
|
|
| 8 | 184 |
2.2%
|
|
| 9 | 39 |
0.5%
|
|
| 10 | 113 |
1.4%
|
|
| 11 | 29 |
0.4%
|
|
| 12 | 58 |
0.7%
|
|
| 13 | 7 |
0.1%
|
|
| 14 | 8 |
0.1%
|
|
| 15 | 3 |
0%
|
|
| 16 | 2 |
0%
|
|
| 77 | Don't know | 30 |
0.4%
|