IPUMS USA: descr: NBUILT39

IPUMS USA

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NBUILT39

Units built 1939 or earlier (total units -- year round)

Return to 1970 Neighborhood variables list

Codes

This variable is only available for the 1970 Neighborhood Samples (U.S. and Puerto Rico). NBUILD39 is a 2-digit numeric variable which reports the ratio of the number of units built in 1939 or earlier to the total number of year round units for the neighborhood (units built in 1939 or earlier / total units - year round). The ratio ranges from .00 to .99 (two decimals implied) with values rounded to the nearest decimal place. NBUILD39 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 by Census year (and data sample if specified).

NBUILD39 Specific Variable Codes
99 = All values over .985 (Top Code)

Availability

United States

2023: --
2022: --
2021: --
2020: --
2019: --
2018: --
2017: --
2016: --
2015: --
2014: --
2013: --
2012: --
2011: --
2010: --
2009: --
2008: --
2007: --
2006: --
2005: --
2004: --
2003: --
2002: --
2001: --
2000: --
1990: --
1980: --
1970: 1% neigh fm1; 1% neigh fm2
1960: --
1950: --
1940: --
1930: --
1920: --
1910: --
1900: --
1880: --
1870: --
1860: --
1850: --

Puerto Rico

2023: --
2022: --
2021: --
2020: --
2019: --
2018: --
2017: --
2016: --
2015: --
2014: --
2013: --
2012: --
2011: --
2010: --
2009: --
2008: --
2007: --
2006: --
2005: --
2000: --
1990: --
1980: --
1970: PR 1% neigh
1930: --
1920: --
1910: --

Source Variables

No unharmonized variables exist for the selected variable "Units built 1939 or earlier (total units -- year round)" (NBUILT39).

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