These data files are taken from the October 27, 2010 version of SESTAT maintained at NSF. 


  Data and Programs
  The microdata are provided in various formats to facilitate their use with many software packages.
  The principal data format that is supported by NSF is SAS.  Technical support by NSF is limited to 
  the data files and the SAS programs listed here. NSF does not provide support to users of SPSS or 
  other packages, as SPSS and these other packages are not available at the agency.
  EPSDR06.XPT - 2006 SDR data in SAS XPORT format
  EPSDR06.DAT - 2006 SDR data in ASCII format
  EPSDR06.sas7bdat - 2006 SDR data in SAS for Windows format
  FPSDR06.SAS - a text file containing SAS FORMAT assignment statements
  LPSDR06.SAS - a text file containing SAS LABEL assignment statements
  PPSDR06.SAS - a text file containing SAS PROC FORMAT statements
  LdPSDR06.SPS - a text file containing SPSS syntax for loading EPSDR06.DAT (ASCII data) into SPSS
  NOTE: Technical support for SPSS users is not provided by NSF. The validity of this file 
  has not been verified by NSF, as SPSS is not available at the agency.
  LAYOUTPSDR06.TXT - Input Layout for ESDR06.DAT
  Documentation and Related Files
  SDR06_PublicDataUser.PDF   - Survey instrument, 2006 SDR 
  PPSDR06.PDF  - Summary variable codebook in Adobe PDF format.
  (Refer to for complete variable 
   documentation or if you do not have a copy of the Adobe PDF Reader).
  DPSDR06.XLS - Data Dictionary Source/SAS name cross-walk file (EXCEL97 spreadsheet format)
  README.TXT - this read me file
If you have any problems opening, accessing or loading these files, please contact:

  Steve Proudfoot
  National Science Foundation
  National Center for Science and Engineering Statistics
  4201 Wilson Boulevard, Suite 965
  Arlington, VA 22230
  703-292-4434 [phone]
  703-292-9092 [fax]