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Percentage of the population aged 3 and older (%): 
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| 1.07% | 1.25% | 1.43% | 1.61% | 1.79% | 1.97% | 
 
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Percentage of the population aged 3 and older (%): 
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| 5.3% | 7.0% | 8.7% | 10.4% | 12.1% | 13.9% | 
 
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| 
Percentage of the population aged 3 and older (%): 
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| 4.98% | 5.10% | 5.21% | 5.32% | 5.43% | 5.54% | 
 
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Percentage of the population aged 3 and older (%): 
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| 4.56% | 5.01% | 5.46% | 5.91% | 6.36% | 6.81% | 
 
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Percentage of the population aged 3 and older (%): 
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| 3.68% | 3.90% | 4.11% | 4.32% | 4.53% | 4.75% | 
 
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| 
Percentage of the population aged 3 and older (%): 
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| 0.77% | 1.04% | 1.32% | 1.59% | 1.86% | 2.14% | 
 
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| 
Percentage of the population aged 3 and older (%): 
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| 1.03% | 1.14% | 1.25% | 1.36% | 1.47% | 1.58% | 
 
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Percentage of the school-enrolled population 3 years and older (%): 
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| 24.6% | 29.2% | 33.7% | 38.3% | 42.8% | 47.4% | 
 
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| 
Percentage of the population aged 3 and older (%): 
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| 0.16% | 0.45% | 0.72% | 1.00% | 1.28% | 1.56% | 
 
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Percentage of the population aged 3 and older (%): 
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| 2.7% | 4.8% | 6.9% | 8.9% | 11.0% | 13.1% | 
 
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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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| 0.66% | 0.95% | 1.24% | 1.53% | 1.82% | 2.11% | 
 
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Percentage of the school-enrolled population 3 years and older (%): 
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| 11.2% | 15.8% | 20.2% | 24.7% | 29.2% | 33.7% | 
 
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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.