|Data Dictionary:||ACS 2009 (1-Year Estimates)|
|Data Source:||U.S. Census Bureau|
Universe: Total population
|B04001.||First Ancestry Reported|
|Universe: Total population|
|Excerpt from:||Social Explorer; U.S. Census Bureau; American Community Survey 2009 Summary File: Technical Documentation.|
|ACS 2009-1yr Summary File: Technical Documentation -> Appendix A. Supplemental Documentation -> 2009 Subject Definitions -> Population Variables -> Ancestry -> Estimates Based on Responses -> First Ancestry Reported|
Includes the first response of all people who reported at least one codeable entry. For example, in this type of table, the count for German would include all those who reported only German and those who reported German first and then some other group. The German line of this table could be interpreted as "The number of times German was listed as the first, or only, ancestry."