Publisher: U.S. Census Bureau
Social Explorer; U.S. Census Bureau; American Community Survey 2012 3yr Summary File: Technical Documentation.
It contains information on all detailed tables included in the 2010-2012 ACS 3-year Summary File. The table list is located in Appendix E.
4.2. 2010-2012 ACS 3-year Summary Levels/Components For Detailed Tables
It contains a list of the summary levels and components that are included in the 2010-2012 ACS 3-year Detailed Tables. The list is located in Appendix F.
4.3. Sequence Number and Table Number Lookup
It contains information on the relationship between the sequences and the tables, and indicates the relationship between the sequences and the subject areas. The Sequence Number and Table Number Lookup is available in Excel, text, and SAS dataset format, and is located here: http://www2.census.gov/acs2012_3yr/summaryfile/
4.4. Table Shells List
It contains Table ID, Line Number, Unique ID (table ID + Line Number) and stub. The table shells list is located on the following site: http://www2.census.gov/acs2012_3yr/summaryfile/.
4.5. Excel Geography File
It contains logical record numbers (LOGRECNO), geography ID, and geographic labels by state. There are total of 53 tabs in the spreadsheet: one for each state, the District of Columbia and Puerto Rico, and one for geographies that cross state boundaries. The mini geography file list is located on the following site: http://www2.census.gov/acs2012_3yr/summaryfile/UserTools/Geography/.