What is the average value for 2005, when the value for Average annual is 767?
CREATE TABLE "investment" (
  "2005" real,
  "2006" real,
  "2007" real,
  "2008" real,
  "2009" real,
  "2010" real,
  "total" real,
  "average_annual" real
);
SELECT AVG("2005") FROM "investment" WHERE "average_annual"=767;