Trepak - The Russian Dance. Calculate the percontage change in the value of the nuble for the two different cross rates shown in the table for the five periods. Did the ruble fall Nuther against the U.S dollar or the Swiss franc? For the ponod from Nowember 7, 2013 to Nevember 7, 2014 The percentage change in Russian rubies per Swas tranc is (Round to two decmal paces.) Ruseo-Swiss Cross-2015 Switzerland has long served as a comerstone of banking conservatism and a safe port in a world of currectcy storms. Swiss banks had long been used by investors from all cver the world as financially secure institutions that would preserve the depositor's wealth with confidentiality. A large part of the security offered was the Swiss franc itseif: Russian citizens of wealth had used Swiss banks heavly in recent years as a place where they could sheiter their capital from politics, both inside Russia and the outside (EU and US) world. But beginning in the fall of 2014 the Russian ruble's value began to slide against the Swiss frane, threatening their wealth