2005-11-04 On 2005-03-14 new files were added to one
or more datasets. These files included additional setup files as well
as one or more of the following: SAS program, SAS transport, SPSS portable,
and Stata system files. The metadata record was revised 2005-11-04 to
reflect these additions.
2002-01-10 At the request of the principal investigator, the
title was changed from the National Survey of Jails:
Jurisdiction-Level and Jail-Level Data, 1992, to Annual Survey of
Jails: Jurisdiction-Level and Jail-Level Data, 1992 to more accurately
reflect the scope of the survey. The codebook has been converted to
PDF and SAS and SPSS data definition statements were created.
1987-10-12 ICPSR data undergo a confidentiality review and are altered when necessary to limit the risk of disclosure. ICPSR also routinely creates ready-to-go data files along with setups in the major statistical software formats as well as standard codebooks to accompany the data. In addition to these procedures, ICPSR performed the following processing steps for this data collection:
- Standardized missing values.
- Checked for undocumented or out-of-range codes.