000 - Computer science, information & general works 9,721
100 - Philosophy & psychology 15,291
200 - Religion 4,240
300 - Social sciences 129,196
400 - Language 5,179
500 - Science 40,685
600 - Technology 70,154
700 - Arts & recreation 51,614
800 - Literature 50,883
900 - History & geography 33,167