As the five-week Lok Sabha polls concluded Monday, exit polls by TV channels suggested that the BJP-led NDA would rout the Congress and come to power when results are announced at the end of the week.br br The exit polls said that the BJP, led by its prime ministerial candidate Narendra Modi, would register its best electoral performance while the Congress, which has ruled the country for a decade as the head of the UPA, would fall to a record low.