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21. Percentage Of People Born Outside The U.S. In Each State
22. Use Of The Word “Dang” Across The Continental US
23. Regions Of The U.S. That Don’t Officially Celebrate Christopher Columbus Day
24. Popular Coffee Shop Chains By Number Of Locations
25. Air Traffic Control Zones In The USA
26. Map Of Lowest Recorded Temperature In Each Us State (Fahrenheit)
27. U.S. Education Spending Map
28. Light Pollution In The United States
