200 - Religion - 200 - Religion 17 900 - History & geography - 900 - History & geography 16 400 - Language - 400 - Language 13 000 - Computer science, information, general works - 000 - Computer science, information, general works 6 300 - Social sciences - 300 - Social sciences 4 500 - Natural sciences and mathematics - 500 - Natural sciences and mathematics 3 700 - The arts - 700 - The arts 3 800 - Literature (Belles-lettres) and rhetoric - 800 - Literature (Belles-lettres) and rhetoric 3 600 - Technology (Applied sciences) - 600 - Technology (Applied sciences) 2 100 - Philosophy & psychology - 100 - Philosophy & psychology 1