Sex	Degree of confidence	Periodo	Total
Total	From 0 to 4	2013	81,7
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
Males	From 0 to 4	2013	81,7
Males	From 5 to 6	2013	14,5
Males	From 7 to 8	2013	3,1
Males	From 9 to 10	2013	0,7
Males	Average confidence	2013	1,9
Females	From 0 to 4	2013	81,6
Females	From 5 to 6	2013	14,6
Females	From 7 to 8	2013	3,2
Females	From 9 to 10	2013	0,6
Females	Average confidence	2013	1,9