Max Oasis?

I was wondering if the chart im going to post if it means...

the chart- http://www.haypi.com/general.htm

Does a First-class Earl aloud to have a total of 6 Oasis or 6 per base...

thanks for the help

it means a total, its not per city

omgz if it was 6 per city.. I'd go crazy trying to keep them all at level 9 lol

lol gabe agreed. what about the lvl 20s lol >.<