| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | Never | 181 |
15.2%
|
| 1 | Once or twice | 122 |
10.3%
|
| 2 | A few times | 136 |
11.4%
|
| 3 | Often | 298 |
25%
|
| 7 | No experience with public schools in past year | 426 |
35.8%
|
| 9 | Don't know | 24 |
2%
|
| 998 | Refused | 0 |
0%
|