| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
0.3%
|
|
| 1 | 391 |
11.8%
|
|
| 2 | 1644 |
49.7%
|
|
| 3 | 577 |
17.4%
|
|
| 4 | 274 |
8.3%
|
|
| 5 | 132 |
4%
|
|
| 6 | 59 |
1.8%
|
|
| 7 | 36 |
1.1%
|
|
| 8 | 21 |
0.6%
|
|
| 9 | 6 |
0.2%
|
|
| 11 | 2 |
0.1%
|
|
| 12 | 3 |
0.1%
|
|
| 18 | 1 |
0%
|
|
| 77 | Don't know | 3 |
0.1%
|
| 99 | Don't know | 152 |
4.6%
|