CREATE TABLE table_17532 ("Number" FLOAT, "Name" TEXT, "Titles" TEXT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Defenses" FLOAT)

How many opponents fought on 1982-12-03?
SELECT COUNT("Opponent") FROM table_17532 WHERE "Date" = '1982-12-03'
SELECT COUNT("Opponent") FROM "table_17532" WHERE "Date" = '1982-12-03'