IPUMS USA: descr: PERNUM

IPUMS USA

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PERNUM

Person number in sample unit

Codes

PERNUM is a 4-digit numeric variable which numbers all persons within each household consecutively in the order in which they appear on the original census or survey form. PERNUM specific variable codes for missing, edited, or unidentified observations, observations not applicable (N/A), observations not in universe (NIU), top and bottom value coding, etc. are provided below if applicable by Census year (and data sample if specified).

Availability

United States

2023: All samples
2022: All samples
2021: All samples
2020: All samples
2019: All samples
2018: All samples
2017: All samples
2016: All samples
2015: All samples
2014: All samples
2013: All samples
2012: All samples
2011: All samples
2010: All samples
2009: All samples
2008: All samples
2007: All samples
2006: All samples
2005: All samples
2004: All samples
2003: All samples
2002: All samples
2001: All samples
2000: All samples
1990: All samples
1980: All samples
1970: All samples
1960: All samples
1950: All samples
1940: All samples
1930: All samples
1920: All samples
1910: All samples
1900: All samples
1880: All samples
1870: All samples
1860: All samples
1850: All samples

Puerto Rico

2023: All samples
2022: All samples
2021: All samples
2020: All samples
2019: All samples
2018: All samples
2017: All samples
2016: All samples
2015: All samples
2014: All samples
2013: All samples
2012: All samples
2011: All samples
2010: All samples
2009: All samples
2008: All samples
2007: All samples
2006: All samples
2005: All samples
2000: All samples
1990: All samples
1980: All samples
1970: All samples
1930: All samples
1920: All samples
1910: All samples

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