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TIGER data published through February 2007 (2006 Second Edition) were in a custom text-based format formally known as TIGER/Line files. In 2008, data in shapefile format was published. Please note that shapefiles are not topological, therefore may create slivers when comparing TIGER/Line boundaries.
U.S. Gazetteer, TIGER/Line shapefiles, census data. National Historical Geographic Information System: NHGIS provides free of charge, aggregate census data and GIS-compatible boundary files for the United States between 1790 and 2012. Atlas of Historical County Boundaries Project (AHCBP)
This is a list of U.S. states by credit rating, showing credit ratings for sovereign bonds as reported by the three major credit rating agencies: Standard & Poor's, Fitch and Moody's. The list is given as of May 2021.
Line graph illustrating the yields of 30-year US Treasury bonds over 1994. Yields for these bonds rose from 6.17% on January 12 to 8.16% on November 4. In 1993, the bond market was enjoying a relatively bullish run following a recession that plagued many industrialized nations several years earlier. [ 6 ]
Bundesschatzanweisungen (Schätze) - 2 year Federal Treasury notes; Bundesobligationen (Bobls) - 5 year Federal notes; inflationsindexierte Bundesobligationen (Bobl/ei) - 5 year inflation-linked Federal notes; Bundesanleihen (Bunds) - 10 and 30 year Federal bonds; inflationsindexierte Bundesanleihen (Bund/ei) - 10, 15 and 30 year inflation ...
As the United States has grown in area and population, new states have been formed out of U.S. territories or the division of existing states. The population figures provided here reflect modern state boundaries. Shaded areas of the tables indicate census years when a territory or the part of another state had not yet been admitted as a new state.
The National Estuarine Research Reserve System is a network of 30 protected areas established by partnerships between the National Oceanic and Atmospheric Administration (NOAA) and coastal states. The reserves represent different biogeographic regions of the United States. The National Estuarine Research Reserve System protects more than 1.3 ...
Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI). [1] The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service.