What does EPOP stand for?

What does EPOP mean?

EPOP	Elections, Public Opinions, and Parties Governmental » State & Local
EPOP	Employment to POPulation ratio Governmental » US Government
EPOP	Elections, Public Opinion, and Parties Governmental » Politics
EPOP	Ethernet Point Of Presence Computing » Networking
EPOP	Eastern Pennsylvania Organizing Project Community
EPOP	Educational Program for Older Persons Community » Educational