data santoriniTwo of Greece's most popular tourist destinations, Santorini and Mykonos, have experienced a second consecutive year of sluggish performance, according to data releasedAccording to the 2011 census, Santorini had 15,550 permanent residents, and the average age of residents was 37 years (for Greece as a whole it is 44.4 years). 12376 of Santorini’s residents