Pension data for Fahy Transportation Inc. include the following: ($ in millions) Discount rate, 8% Expected return on plan assets, 11% Actual return on plan assets, 12% Projected benefit obligation, January 1 $ 660 Plan assets (fair value), January 1 650 Plan assets (fair value), December 31 680 Benefit payments to retirees, December 31 75 Required: Assuming cash contributions were made at the end of the year, what was the amount of those contributions?