Área/Cota
D - World History
45,039
N - Fine Arts
9,573
F - General American History
8,878
G - Geography, Anthropology, Recreation
7,257
C - Historical Sciences
4,185
E - United States History
4,076
P - Language and Literature
2,638
B - Philosophy, Psychology, Religion
2,602
Z - Library Science
1,160
A - General Works
985
H - Social Science
791
T - Technology
731
Q - Science
418
U - Military Science
297
S - Agriculture
285
M - Music
253
K - Law
185
V - Naval Science
111
R - Medicine
89
J - Political Science
72
L - Education
46