The rupee has broken the crucial 52 mark to the dollar, which is the all-time closing low for the Indian currency. It is now heading to all-time intra-day lows of 52.19 against the dollar. It had fallen past 51 per dollar for the first time in nearly 32 months on Friday. The rupee is the worst performing currency in Asia and has fallen nearly 15 per cent since July, 2011.