The following data relate to Ramesh Company's defined benefit pension plan:

($ in millions)Plan assets at fair value, January 1$630Expected return on plan assets63Actual return on plan assets50Contributions to the pension fund (end of year)106Amortization of net loss11Pension benefits paid (end of year)14Pension expense78

Required:

Determine the amount of pension plan assets at fair value on December 31.