|
| 3 and 4 year olds |
|
|
| % | N |
| No time | 9.4 | 331 |
| 30 minutes or less | 68.5 | 2416 |
| About one hour | 15.7 | 554 |
| About two hours | 4.2 | 149 |
| Three hours or more | 2.2 | 76 |
| Total | 100.0 | 3526 |