data list file='C:\My Documents\Pat\Manuscripts\Mediation\Calcs\Medsim1.dat'
  fixed records=1 /1 V1 1-13(F) V2 14-26(F) V3 27-39(F).
FORMATS v1 to v3(F6.2).
VARIABLE WIDTH v1 to v3(6).
EXECUTE .
SAVE OUTFILE='C:\My Documents\Pat\Manuscripts\Mediation\Calcs\medsim1.sav'
   /COMPRESSED.