| Percentage of the population aged 3 and older (%): | 
| 
| 5.69% | 6.05% | 6.41% | 6.78% | 7.14% | 7.51% |  
|  |  | 
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| Percentage of the population aged 3 and older (%): | 
|  | 
 
| Percentage of the population aged 3 and older (%): | 
| 
| 1.07% | 1.23% | 1.39% | 1.54% | 1.70% | 1.86% |  
|  |  | 
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 | 
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| Percentage of the population aged 3 and older (%): | 
| 
| 1.69% | 1.75% | 1.80% | 1.86% | 1.91% | 1.97% |  
|  |  | 
 | 
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| Percentage of the population aged 3 and older (%): | 
| 
| 0.83% | 0.97% | 1.10% | 1.23% | 1.36% | 1.50% |  
|  |  | 
 | 
 | 
 |  |  |  | 
 
| Percentage of the population aged 3 and older (%): | 
| 
| 0.000% | 0.022% | 0.044% | 0.066% | 0.089% | 0.111% |  
|  |  | 
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| Percentage of the population aged 3 and older (%): | 
| 
| 0.470% | 0.502% | 0.534% | 0.565% | 0.597% | 0.629% |  
|  |  | 
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| Percentage of the school-enrolled population 3 years and older (%): | 
| 
| 12.7% | 16.3% | 19.9% | 23.6% | 27.2% | 30.8% |  
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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.