Área/Cota
L - Education
3,682
H - Social Science
165
Q - Science
63
B - Philosophy, Psychology, Religion
50
Z - Library Science
45
K - Law
38
R - Medicine
32
G - Geography, Anthropology, Recreation
31
P - Language and Literature
31
T - Technology
21
F - General American History
13
N - Fine Arts
10
J - Political Science
8
M - Music
6
C - Historical Sciences
5
S - Agriculture
5
D - World History
4
A - General Works
1