Nationality	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
Spanish	From 0 to 4	2013	83,7
Spanish	From 5 to 6	2013	13
Spanish	From 7 to 8	2013	2,8
Spanish	From 9 to 10	2013	0,5
Spanish	Average confidence	2013	1,8
Foreign: European Union	From 0 to 4	2013	61,8
Foreign: European Union	From 5 to 6	2013	31,1
Foreign: European Union	From 7 to 8	2013	4,6
Foreign: European Union	From 9 to 10	2013	2,5
Foreign: European Union	Average confidence	2013	3,3
Foreign: Rest of the world	From 0 to 4	2013	64,8
Foreign: Rest of the world	From 5 to 6	2013	26,6
Foreign: Rest of the world	From 7 to 8	2013	6,7
Foreign: Rest of the world	From 9 to 10	2013	2
Foreign: Rest of the world	Average confidence	2013	2,9