Suppose 6 months ago a Swiss investor bought a 6-month U.S. Treasury bill at a price of $9,708.74, with a maturity value of $10,000. The exchange rate at that time was 1.4200 Swiss francs per dollar. Today, at maturity, the exchange rate is 1.3440 Swiss francs per dollar. What is the nominal annual rate of return to the Swiss investor? Enter your answer rounded to two decimal places. Do not enter % in the answer box. For example, if your answer is 0.12345 or 12.345% then enter as 12.35 in the answer box.