What is the least 2009 that has 2005 littler than 640, and 2011 of 425, and 2003 littler than 500?
CREATE TABLE "copper_production_thousands_tonnes" (
  "country" text,
  "2002" real,
  "2003" real,
  "2004" real,
  "2005" real,
  "2006" real,
  "2007" real,
  "2008" real,
  "2009" real,
  "2010" real,
  "2011" real
);
SELECT MIN("2009") FROM "copper_production_thousands_tonnes" WHERE "2005"<640 AND "2011"=425 AND "2003"<500;