Stock of Japanese Yen and US Dollars Ahead of British EU Referendum Vote [Getty Images]

A Japanese 100 yen coin and 10,000 yen banknotes are arranged for a photograph in Tokyo, Japan, on Monday, June 20, 2016. Japanese shares fell, with the Topix index dropping for the first time in three days, as the yen rose ahead of the U.K. decision on European Union membership and investors awaited testimony from Federal Reserve Chair Janet Yellen. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

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