PE - English Languages 1,547
PL - Eastern Asia, Africa, Oceania 1,500
P - Philology and Linguistics 938
PN - General Literature 720
PS - American Literature 231
PR - English Literature 223
PC - Romanic Languages 199
PZ - Fiction 132
PJ - Oriental 89
PF - West Germanic Languages 16
PQ - French, Italian, Spanish, Portuguese Literature 15
PB - Modern and Celtic Languages 10
PT - European, Asian and African Literature 6
PM - Hyperborean, Indian, and Artificial Languages 4
PG - Slavic, Baltic, Abanian Languages 2
PK - Indo-Iranian 2
PA - Latin and Greek 1