180 
The euro bounced from near-parity versus the dollar on Tuesday and pushed into positive territory in volatile London trading.
Against the greenback, the euro rose 0.2 per cent to $1.0057 after falling 0.4 per cent as low as $1.00005 earlier. Traders reported the presence of large buy orders at the parity level via cash and derivative structures.
The single currencyโs jump yanked the dollar index lower with the unit trading at 108.03.
