PEDUC							     ISCED97	   LIS recode
  0  no education								1
  1  primary education						1		1
  2  first stage lower technical secondary education		2		1
  3  complimentary education							1
  4  second stage lower technical education			2A		1
  5  medium technical education					3C		2
  6  higher technical education					5B		3
  7  professional certificate					3C		2
  8  lower secondary general education				2A		1
  9  higher secondary general education				3A		2
 10  handicraft certificate					4B		2
 11  first stage university education				5A		3
 12  university education - 3 years				5A-5B		3
 13  university education - 4 years				5A-5B		3
 14  post-university education					6		3