IPUMS-USA: vars by group: tech

Harmonized variables
Source variables

An "X" indicates the variable is available in that dataset.

Add to cart	Variable	Variable Label	Type	Codes	usa 2016	usa 2015	usa 2014	usa 2013	usa 2012	usa 2011	usa 2010	usa 2009	usa 2008	usa 2007	usa 2006	usa 2005	usa 2004	usa 2003	usa 2002	usa 2001	usa 2000	usa 1990	usa 1980	usa 1970	usa 1970	usa 1960	usa 1950	usa 1940	usa 1930	Variable	usa 1920	usa 1910	usa 1900	usa 1880	usa 1870	usa 1860	usa 1850
Technical Variables -- PERSON [top]
Add to cart	Variable	Variable Label	Type	Codes	2016 acs	2015 acs	2014 acs	2013 acs	2012 acs	2011 acs	2010 acs	2009 acs	2008 acs	2007 acs	2006 acs	2005 acs	2004 acs	2003 acs	2002 acs	2001 acs	2000 5pct	1990 5pct	1980 5pct	1970 met2	1970 met1	1960 5pct	1950 1pct	1940 1pct	1930 5pct	Variable	1920 1pct	1910 1pct	1900 5pct	1880 10pct	1870 1pct	1860 1pct	1850 1%+
	PERNUM	Person number in sample unit [preselected]	P	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	PERNUM	X	X	X	X	X	X	X
	CBPERNUM	Original Census Bureau person number in sample unit	P	codes	X	X	X	X	X	X	X	X	X	X	X	X	.	.	.	.	.	.	.	.	.	.	.	.	.	CBPERNUM	.	.	.	.	.	.	.
	PERWT	Person weight [preselected]	P	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	PERWT	X	X	X	X	X	X	X
	SLWT	Sample-line weight	P	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	SLWT	X	X	X	X	X	X	X
	SELFWTSL	Self-weighting sample-line person	P	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	X	X	.	SELFWTSL	.	.	.	.	.	.	.
	SLREC	Sample-line person identifier	P	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	X	X	.	SLREC	.	.	.	.	.	.	.
	RESPONDT	Respondent indicator	P	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	X	.	RESPONDT	.	.	.	.	.	.	.
	REPWTP	Person replicate weights [80 variables]	P	codes	X	X	X	X	X	X	X	X	X	X	X	X	.	.	.	.	.	.	.	.	.	.	.	.	.	REPWTP	.	.	.	.	.	.	.

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