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Percentage of the population aged 3 and older (%): 
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| 1.20% | 1.41% | 1.60% | 1.80% | 2.00% | 2.20% | 
 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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| 4.51% | 4.95% | 5.39% | 5.83% | 6.27% | 6.71% | 
 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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| 0.52% | 0.90% | 1.26% | 1.63% | 2.00% | 2.37% | 
 
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Percentage of the population aged 3 and older (%): 
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| 1.53% | 1.89% | 2.25% | 2.60% | 2.96% | 3.32% | 
 
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Percentage of the school-enrolled population 3 years and older (%): 
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| 18.4% | 20.5% | 22.6% | 24.7% | 26.8% | 28.9% | 
 
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Percentage of the population aged 3 and older (%): 
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| 0.22% | 0.69% | 1.16% | 1.63% | 2.10% | 2.57% | 
 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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Percentage of the population aged 3 and older (%): 
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Percentage of the school-enrolled population 3 years and older (%): 
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| 14.6% | 18.0% | 21.4% | 24.8% | 28.1% | 31.6% | 
 
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School enrollment reports on persons actively enrolled in an educational institution at the time of the survey. On this page, the following grade levels are used: 
- 
Preschool: 
anything before kindergarten, typically anything between ages 2 and 4
 
- 
Kindergarten: 
the year before first grade, typically around age 5
 
- 
Grades 1-12: 
typically started at age 6 and lasting until age 17 or 18
 
- 
Undergraduate: 
in this context, it means and two or four year college, but excluding any graduate education
 
- 
Graduate School: 
anything above undergraduate, including pursuit of master's, professional, or doctorate degrees
 
- 
Public School: 
owned and operated by the government
 
- 
Private School: 
owned and operated by a private organization, often but not always with a religious affiliation
 
For additional information about the data presented on this site, including our sources, please see the About Page.