	Production head	[20 - 30[	10	40
		[30 - 40[	11	44
		[40 - 50[	3	12
		[50 and more[	1	04
Education level	Director	U	37	74
		S	08	16
		P	04	08
		NS	01	02
	Production Head	U	21	84
		S	04	16
		P	00	00
		NS	00	00
Basic training in food science	Director	Yes	18	36
	Director	No	32	64
	Production Head	Yes	17	68
	Production Head	No	08	32
Principal work	Director	Yes	34	68
	Director	No	16	32
	Production head	Yes	21	84
	Production head	No	04	16