PEDUC							     ISCED97	   LIS recode
  0  compulsory schooling not completed 					1
  1  compulsory schooling 							1
  2  apprenticeship (Lehrabschluss)						2
  3  intermediate technical and vocational school				2
  4  higher general secondary school (h Allgemeinbildung)			2
  5  higher technical and vocational school (h Berufsbildung)			2
  6  post-secondary technical and vocational college (Abitur-lg)		3
  7  higher non-university education (Hochschulverw. Lehrans.)			3
  8  university									3