PQ - French, Italian, Spanish, Portuguese Literature 1,068,481
PL - Eastern Asia, Africa, Oceania 753,640
PN - General Literature 723,113
PR - English Literature 632,651
PS - American Literature 530,567
PG - Slavic, Baltic, Abanian Languages 469,639
PT - European, Asian and African Literature 403,466
PK - Indo-Iranian 313,084
PJ - Oriental 304,235
PZ - Fiction 210,419
PA - Latin and Greek 195,567
P - Philology and Linguistics 164,994
PC - Romanic Languages 100,647
PE - English Languages 59,024
PH - Uralic, Basque Languages 38,966
PF - West Germanic Languages 30,451
PM - Hyperborean, Indian, and Artificial Languages 20,155
PB - Modern and Celtic Languages 14,969
PD - Germanic Languages 12,739
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