Trepak-The Russian Dance. Calculate the percentage change in the value of the ruble for the two different cross rates shown in the table for the five periods. Did the ruble fall further against the U.S. dollar or the Swiss franc? For the period from November 7, 2013 to November 7, 2014: The percentage change in Russian rubles per Swiss franc is \%. (Round to two decimal places.) Data table Switzertand has long served as a cornerstone of banking conservatism and a sale port in a world of currency storms. Swiss banks had long been used by investors from all over the world as financially secure insttutions that would preserve the depositor's wealth with confidentiality. A targe part of the security offered Was the Swiss frane itself. Russian citizens of woalth had used Swiss banks heavily in recent years as a place where they could shelter their capitai 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 franc, threatening their wealth