| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1417 |
17.5%
|
|
| 1 | 1664 |
20.6%
|
|
| 2 | 3829 |
47.3%
|
|
| 3 | 760 |
9.4%
|
|
| 4 | 144 |
1.8%
|
|
| 5 | 77 |
1%
|
|
| 6 | 28 |
0.3%
|
|
| 7 | 8 |
0.1%
|
|
| 8 | 5 |
0.1%
|
|
| 9 | 3 |
0%
|
|
| 10 | 4 |
0%
|
|
| 12 | 1 |
0%
|
|
| 96 | other | 152 |
1.9%
|
| 98 | don't know | 0 |
0%
|