Education level	Degree of confidence	Periodo	Total
Total	From 0 to 4	2013	81,8
Total	From 5 to 6	2013	14,5
Total	From 7 to 8	2013	3,1
Total	From 9 to 10	2013	0,6
Total	Average confidence	2013	1,9
Level (0-2): preschool, primary and secondary, 1st stage	From 0 to 4	2013	82,1
Level (0-2): preschool, primary and secondary, 1st stage	From 5 to 6	2013	14,3
Level (0-2): preschool, primary and secondary, 1st stage	From 7 to 8	2013	3,1
Level (0-2): preschool, primary and secondary, 1st stage	From 9 to 10	2013	0,5
Level (0-2): preschool, primary and secondary, 1st stage	Average confidence	2013	1,8
Level (3-4)secondary, 2nd stage and non-higher post-secondary	From 0 to 4	2013	80,2
Level (3-4)secondary, 2nd stage and non-higher post-secondary	From 5 to 6	2013	15,5
Level (3-4)secondary, 2nd stage and non-higher post-secondary	From 7 to 8	2013	3,5
Level (3-4)secondary, 2nd stage and non-higher post-secondary	From 9 to 10	2013	0,8
Level (3-4)secondary, 2nd stage and non-higher post-secondary	Average confidence	2013	1,9
Level (5-8): first and second cycle of higher education and doctorate	From 0 to 4	2013	82,4
Level (5-8): first and second cycle of higher education and doctorate	From 5 to 6	2013	14,1
Level (5-8): first and second cycle of higher education and doctorate	From 7 to 8	2013	2,8
Level (5-8): first and second cycle of higher education and doctorate	From 9 to 10	2013	0,7
Level (5-8): first and second cycle of higher education and doctorate	Average confidence	2013	2