Margaritaville has a defined benefit pension plan covering its 50 employees. Margaritaville amend its pension plans at the beginning of 2019, resulting in prior service cost of $900,000. Margaritaville expects that 20% of the group of 50 employees will retire or quit at the end of each year starting in 2019. Assuming that Margaritaville uses the years-of-service method of amortization for prior service cost, the amount amortized in 2019 is