| Value | Category | Cases | |
|---|---|---|---|
| 0 | 864 |
2.1%
|
|
| 1 | 1710 |
4.3%
|
|
| 2 | 2837 |
7.1%
|
|
| 3 | 3685 |
9.2%
|
|
| 4 | 3620 |
9%
|
|
| 5 | 5975 |
14.9%
|
|
| 6 | 4154 |
10.3%
|
|
| 7 | 3156 |
7.8%
|
|
| 8 | 2403 |
6%
|
|
| 9 | 653 |
1.6%
|
|
| 10 | 2346 |
5.8%
|
|
| z | Not applicable | 8611 |
21.4%
|
| a | Don't know | 220 |
0.5%
|
| b | Refused to answer | 1 |
0%
|