Please help.Thanks a lot.

Bonita Company sponsors a defined benefit pension plan for its employees. The following data relate to the operation of the plan for the years 2020 and 2021 . Increase in projected benefit obligation due to changes in actuarial assumptions Accumulated benefit obligation at December 31 Average service life of all employees Vested benefit obligation at December 31 87,600724,2000784,80020years461,900 Contributions Benefits Increase in PBO Journal entry for 2020 Accumulated OCI, Dec. 31, 2019 Balance, Dec. 31, 2020 Service cost Interest cost Actual return Unexpected gain Amortization of PSC 49800 Dr i Amortization of loss Contributions Benefits Journal entry for 2021 Accumulated OCI, Dec. 31, 2020 Balance, Dec. 31, 2021 \begin{tabular}{|ll|} \hline10 \\ \hline \hline 00t65I \\ \hline \end{tabular} I I 00869 \begin{tabular}{|} \hline \\ \hline \end{tabular} \begin{tabular}{|} \hline \\ \hline \\ \hline \end{tabular} Calculate the amortization of the loss (2021) using the corridor approach. Amortization of the loss $