U.K. currency gained versus the greenback as data indicated a growth of the British economy for the last quarter, boosting the demand for the Sterling. Britain's currency rose 0.8% last week to $1.6745 as of 4:56 p.m. London time on Friday after it touched $1.6769, the strongest since Feb. 17. The pound added 0.3% to 82.44 pence per 18-nation currency. It grew to 81.91 pence on Friday trading session, the highest level since Feb. 18.