This variable is not available for any of the currently selected samples.
Most IPUMS data transformations are performed using variable harmonization tables that specify how each value in the source data is recoded. Some variables also require programming logic in addition to the harmonization table. The harmonization documents for this variable are:
OC2TRDNO classifies a person's secondary occupation, and describes the industrial sector within which it occurs. The sectors broadly correspond to primary, secondary and tertiary sectors.
Information on the social status of an occupation is contained in the variable OC2HIRNO.
Less than 3% of individuals have a coded secondary occupation in the 1900 Norwegian census.
- Norway: 1865, 1875, 1900, 1910