PQ - French, Italian, Spanish, Portuguese Literature 1,035,965
PL - Eastern Asia, Africa, Oceania 737,579
PN - General Literature 692,148
PR - English Literature 612,829
PS - American Literature 507,737
PG - Slavic, Baltic, Abanian Languages 461,219
PT - European, Asian and African Literature 394,658
PK - Indo-Iranian 301,824
PJ - Oriental 292,715
PZ - Fiction 203,547
PA - Latin and Greek 190,135
P - Philology and Linguistics 152,666
PC - Romanic Languages 97,961
PE - English Languages 56,695
PH - Uralic, Basque Languages 37,745
PF - West Germanic Languages 29,744
PM - Hyperborean, Indian, and Artificial Languages 19,277
PB - Modern and Celtic Languages 14,522
PD - Germanic Languages 12,424
B - Philosophy 5
AS - Academies 1
C - General History 1
DK - Russia, Soviet Union, Former Soviet Republics, Poland 1
DS - Asia 1
E - United States History 1
F - General American History 1
HD - Industries, Land Use, Labor 1
N - Visual Arts 1
SD - Forestry 1