The following data relate to Voltaire Companys defined benefit pension plan:($ in millions)Plan assets at fair value, January 1 $610, Expected return on plan assets 61, Actual return on plan assets 49, Contributions to the pension fund (end of year)102, Amortization of net loss 10, Pension benefits paid (end of year)11, Pension expense73 Determine the amount of pension plan assets at fair value on December 31. (Enter your answer in millions. Omit the "$" sign in your response.)