PT - European, Asian and African Literature 19,652
PQ - French, Italian, Spanish, Portuguese Literature 9,121
PA - Latin and Greek 7,054
PR - English Literature 6,658
PN - General Literature 2,712
PF - West Germanic Languages 1,625
PC - Romanic Languages 1,548
PS - American Literature 1,384
PJ - Oriental 1,309
P - Philology and Linguistics 1,056
PG - Slavic, Baltic, Abanian Languages 1,027
PD - Germanic Languages 906
PE - English Languages 653
PK - Indo-Iranian 620
PZ - Fiction 542
PL - Eastern Asia, Africa, Oceania 488
PH - Uralic, Basque Languages 318
PB - Modern and Celtic Languages 229
PM - Hyperborean, Indian, and Artificial Languages 117