Assume the following information:

Current spot rate of Swiss Franc = $0.60

1-year forward rate (as of today) for Swiss Franc = $0.63

Expected spot rate one year from Today = $0.64

Rate on 1-year deposits denominated in Swiss Francs = 0.0775

Rate on 1-year deposits denominated in A$ = 0.0923

From the perspective of Australian investors with AUD1, 000,000 or SF 1,666,667, covered interest arbitrage would yield a rate of return of _______%. Please ignore the opportunity costs of AUD1, 000,000 or SF 1,666,667.