| Value | Category | Cases | |
|---|---|---|---|
| 1 | Many parents | 2690 |
18.7%
|
| 2 | Minority of parents | 6516 |
45.4%
|
| 3 | Largely absent | 4485 |
31.2%
|
| 7 | N/A | 373 |
2.6%
|
| 8 | Invalid | 76 |
0.5%
|
| 9 | Missing | 225 |
1.6%
|