CREATE TABLE table_name_38 (international_tourist_arrivals__2012_ VARCHAR, international_tourist_arrivals__2011_ VARCHAR)

How many tourists visited the country that had 2.5 million tourists in 2011?
SELECT international_tourist_arrivals__2012_ FROM table_name_38 WHERE international_tourist_arrivals__2011_ = "2.5 million"
SELECT "international_tourist_arrivals__2012_" FROM "table_name_38" WHERE "2.5 million" = "international_tourist_arrivals__2011_"