What are the international tourist arrivals in 2010 where change from 2010 to 2011 is +11.2% ?
CREATE TABLE "africa" (
  "rank" real,
  "country" text,
  "international_tourist_arrivals_2011" text,
  "international_tourist_arrivals_2010" text,
  "change_2010_to_2011" text,
  "change_2009_to_2010" text
);
SELECT "international_tourist_arrivals_2010" FROM "africa" WHERE "change_2010_to_2011"='+11.2%';