PL - Eastern Asia, Africa, Oceania 7,498
PZ - Fiction 6,571
PE - English Languages 6,211
PS - American Literature 5,261
PN - General Literature 2,562
P - Philology and Linguistics 2,432
PR - English Literature 2,398
PJ - Oriental 539
PC - Romanic Languages 536
PF - West Germanic Languages 263
PQ - French, Italian, Spanish, Portuguese Literature 105
PT - European, Asian and African Literature 52
PB - Modern and Celtic Languages 50
PA - Latin and Greek 45
PK - Indo-Iranian 44
PG - Slavic, Baltic, Abanian Languages 24
PD - Germanic Languages 5
PH - Uralic, Basque Languages 5
PM - Hyperborean, Indian, and Artificial Languages 4