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Online Documentation

American Heritage Time Use Study (AHTUS) Codebook

Kimberly Fisher, Evrim Altintas, and Jonathan Gershuny (Centre for Time Use Research, University of Oxford, UK)

With contributions from Muriel Egerton, Nuno Torres, Andreas Pollmann (University of Essex, UK), Roger Patulny (University of New South Wales, Australia), John Robinson (University of Maryland, USA) and Anne Gauthier (University of Calgary, Canada)

Contents:	Title Page and Purpose Original Data Included AHTUS Data Files Weights Imputation for Missing Values and Disaggregation of Information Inconsistencies in the Time Use Information Walking and Cycling for Exercise and Transport Essential Notes for Using the 1965-66 Data Essential Notes for Using the 1975-76 Data Essential Notes for Using the 1985 Data Essential Notes for Using the 1992-94 and 1994-95 Data Essential Notes for Using the 1998-99 and 2000-01 Data Essential Notes for Using the 2003-2010 Data Missing Value Conventions Variables - General and Matching Variables Variables in the Background Files Variables in the Time Diary Files Supplementary Files
Download	All the material in the contents above
Original Documentation:	More detail on the original surveys is summarised on our database of time use studies. The records for datasets included in the AHTUS link to original documentation for these studies.
Harmonisation Files:	Concordance of Activity Codes - map of codes across surveys These zipped files open packages of SPSS syntax files. While SPSS recognises the files with .sps extensions as syntax files, these files are flat text files and can be opened in a text editor. Background Variable Conversion Files Time Use Variable Conversion Files Schema (of Variable Names and Labels)