When ime exchange (including spot, credit and forward transactions) is agricultural - volume (thousand tons) what is 2008/09?
CREATE TABLE "table1_28578233_1" (
  "ime_exchange_including_spot_credit_and_forward_transactions" text,
  "2007_08" text,
  "2008_09" text,
  "2009_10" text,
  "2010_11" text
);
SELECT "2008_09" FROM "table1_28578233_1" WHERE "ime_exchange_including_spot_credit_and_forward_transactions"='Agricultural - Volume (thousand tons)';