| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3321 |
39.5%
|
|
| 1 | 2066 |
24.5%
|
|
| 2 | 1457 |
17.3%
|
|
| 3 | 986 |
11.7%
|
|
| 4 | 449 |
5.3%
|
|
| 5 | 139 |
1.7%
|
|
| 2147483622 | Don't know | 0 |
0%
|
| 2147483623 | Refused to respond | 0 |
0%
|
| 2147483647 | Not Applicable | 0 |
0%
|
| 11 | .Z | 9533 |