The following incomplete (columns have missing amounts) pension spreadsheet is for Old Tucson Corporation (OTC).

($ in millions) debit (Credit)	PBO			Plan Assets				Prior Service Cost				Net(Gain)loss				Pension Expense				Cash				Net Pension (Liability)/Asset
Beginning balance	(570	)											79
Service cost																	83
Interest cost
Expected return on assets																	(30	)
Gain/loss on assets													(5.50	)
Amortization of:
Prior service cost									(13	)
Net gain/loss
Loss on PBO	(32	)											32
Contributions to fund																					(77	)
Retiree benefits paid	57				(57	)
Ending balance	(656	)			329				75				99												(327	)

What is OTC's pension expense for the year?