Pension data for Sterling Properties include the following Service cost, 2021 Projected benefit obligation, January 1, 2021 Plan assets (fair value), January 1, 2021 Prior service cost-AOCI (2021 amortization, $8) Net loss-ADCI (2021 amortization, $1) Interest rate, 6 Expected return on plan assets, 10% Actual return on plan assets, 11% ($ in thousands) $112 850 900 80 101 Required: Determine pension expense for 2021. (Enter your answers in thousands. Amounts to be deducted should be indicated with a minus sign.) Pension Expense Interest cost $ 51 Expected return on plan assets (90) Amortization of prior service cost Amortization of net loss 1