CREATE TABLE table_17950 ("Season" TEXT, "Airdate" TEXT, "The Mole" TEXT, "Winner" TEXT, "Runner-up" TEXT, "Prize money" TEXT, "International destination" TEXT)

what's the the mole with airdate being 5 january 2012
SELECT COUNT("The Mole") FROM table_17950 WHERE "Airdate" = '5 January 2012'
SELECT COUNT("The Mole") FROM "table_17950" WHERE "Airdate" = '5 January 2012'