Educational level reached Confidence in most people Total Total Average confidence 6.7 Total 0-4 13.3 Total 5-6 26.9 Total 7-8 41.0 Total 9-10 18.8 Primary education or lower Average confidence 6.3 Primary education or lower 0-4 17.5 Primary education or lower 5-6 30.0 Primary education or lower 7-8 36.9 Primary education or lower 9-10 15.6 First stage of secondary education Average confidence 6.5 First stage of secondary education 0-4 16.0 First stage of secondary education 5-6 28.6 First stage of secondary education 7-8 37.6 First stage of secondary education 9-10 17.8 Second stage of secondary education Average confidence 6.7 Second stage of secondary education 0-4 12.6 Second stage of secondary education 5-6 25.9 Second stage of secondary education 7-8 41.3 Second stage of secondary education 9-10 20.2 Higher education Average confidence 7.0 Higher education 0-4 8.4 Higher education 5-6 23.9 Higher education 7-8 46.7 Higher education 9-10 21.0