Codes and Frequencies
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:
LANGSL2 indicates the secondary language spoken by the individual: the language apart from their mother tongue, if any, they can speak fluently.
Comparability — General
The 2004 Sierra Leone sample also records a respondent's mother tongue in MTONGSL.
- All persons
- Sierra Leone: 2004