The following information pertains to Havana Corporation's defined benefit pension plan: $ in thousands) Projected benefit obligation Plan assets Prior service cost-AOCI Net 103-AOCI 2021 Beginning balances $(8,000) 7,700 800 $ 920 2022 Beginning balances $(8,504) 8,336 720 $ 990 At the end of 2021, Havana contributed $740 thousand to the pension fund and benefit payments of $794 thousand were made to retirees. The expected rate of return on plan assets was 10%, and the actuary's discount rate is 7%. There were no changes in actuarial estimates and assumptions regarding the PBO What is the 2021 pension expense for Havana's plan