When through 2005 to 2006 the duration of the academic year is 5.3 what is it through 2000 to 2001?
CREATE TABLE "duration" (
  "term_abroad" text,
  "2000_01" text,
  "2001_02" text,
  "2002_03" text,
  "2003_04" text,
  "2004_05" text,
  "2005_06" text,
  "2006_07" text,
  "2007_08" text,
  "2008_09" text
);
SELECT "2000_01" FROM "duration" WHERE "2005_06"='5.3';