DEFINE PERSONA.AESTUDIO
	AS SWITCH
	INCASE PERSONA.EDADN < 3
	ASSIGN 20
	INCASE PERSONA.NIVELEDUC = 1
	ASSIGN 21
	INCASE PERSONA.NIVELEDUC = 2
	ASSIGN 0
	INCASE PERSONA.NIVELEDUC = 3
	ASSIGN 0
	INCASE PERSONA.NIVELEDUC = 4 AND PERSONA.GRADO > 0 AND PERSONA.GRADO < 7
	ASSIGN PERSONA.GRADO
	INCASE PERSONA.NIVELEDUC = 4
	ASSIGN 0
	INCASE PERSONA.NIVELEDUC = 5 AND PERSONA.ANIOLLEGO > 0 AND PERSONA.ANIOLLEGO < 7
	ASSIGN PERSONA.ANIOLLEGO + 6
	INCASE PERSONA.NIVELEDUC = 5
	ASSIGN 6
	INCASE PERSONA.NIVELEDUC > 5 AND PERSONA.ANIOLLEGO > 0 AND PERSONA.ANIOLLEGO < 7
	ASSIGN PERSONA.ANIOLLEGO + 11
	INCASE PERSONA.NIVELEDUC > 5 AND PERSONA.SEMESTRE > 0 AND PERSONA.SEMESTRE < 16
	ASSIGN ( PERSONA.SEMESTRE / 2 ) + 11
	INCASE PERSONA.NIVELEDUC > 5 AND PERSONA.TRIMESTRE > 0 AND PERSONA.TRIMESTRE < 25
	ASSIGN ( PERSONA.TRIMESTRE / 3 ) + 11
	INCASE PERSONA.NIVELEDUC > 5
	ASSIGN 11
	ELSE 22
	TYPE INTEGER
	RANGE (0 : 19) 
	VARLABEL "Años de Estudio"
	MISSING 21
	NOTAPPLICABLE 20

TABLE AE 
AS AVERAGE OF PERSONA.AESTUDIO BY MUNICIPI.HABCIUD BY PERSONA.ANTCIUD
FOR PERSONA.EDAD>24 AND PERSONA.EDAD<40 AND PERSONA.AESTUDIO>=0