PQ - French, Italian, Spanish, Portuguese Literature 1,032,544
PL - Eastern Asia, Africa, Oceania 735,232
PN - General Literature 688,843
PR - English Literature 611,345
PS - American Literature 505,835
PG - Slavic, Baltic, Abanian Languages 459,971
PT - European, Asian and African Literature 393,754
PK - Indo-Iranian 299,412
PJ - Oriental 291,131
PZ - Fiction 203,133
PA - Latin and Greek 189,661
P - Philology and Linguistics 152,094
PC - Romanic Languages 97,729
PE - English Languages 56,579
PH - Uralic, Basque Languages 37,661
PF - West Germanic Languages 29,706
PM - Hyperborean, Indian, and Artificial Languages 19,038
PB - Modern and Celtic Languages 14,487
PD - Germanic Languages 12,414
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