Name the number of mens doubles for 2004/2005
CREATE TABLE "table1_12193259_1" (
  "season" text,
  "mens_singles" text,
  "womens_singles" text,
  "mens_doubles" text,
  "womens_doubles" text,
  "mixed_doubles" text
);
SELECT COUNT("mens_doubles") FROM "table1_12193259_1" WHERE "season"='2004/2005';