First thing is, take this with a grain (or a bucket) of salt ok?
Since I don't know about the popularity of this site, so this only show a small portion of the actual demography I guess.
Also I just stumbled upon this web a few moments ago.
So "My Music Taste" is like an Event Organizer web and they had this unique 'MAKE' feature so the kpop fans could make their fav groups having an event (either concert or like fanmeet/video call) in their area.
So, here we go...
EU
US
Philippine and Aussie
EU and... Russia? or Kazakhstan?
US and Argentina?
EU
US and Chile
Malaysia/Singapore?
EU
US
JPN, Indonesia, Aussie