| Value | Category | Cases | |
|---|---|---|---|
| 0 | 293 |
9.7%
|
|
| 1 | 864 |
28.6%
|
|
| 2 | 664 |
22%
|
|
| 3 | 483 |
16%
|
|
| 4 | 109 |
3.6%
|
|
| 5 | 60 |
2%
|
|
| 6 | 12 |
0.4%
|
|
| 7 | 428 |
14.2%
|
|
| 77 | Don't know | 100 |
3.3%
|
| 99 | Missing | 8 |
0.3%
|