( Help Sav 6 Pension data for Millington Enterprises include the following: in millions) Discount rate, 108 Projected benefit obligation, January 1 Projected benefit obligation, December 31 Accumulated benefit obligation, January 1 Accumulated benefit obligation, December 31 Cash contributions to pension fund, December 31 Benefit payments to retirees, December 31 10 points $350 540 375 490 225 eBook Print Required suming no change in actuarial assumptions and estimates, determine the service cost component of pension expense for the year ended December 31. cost million