The Corridor Amount

The company had the following pension related balances as of January 1:

Projected benefit obligation (PBO)                                                   

$(20,000)

Fair value of pension fund                                                          

23,000

Unrecognized net pension loss                                                     

3,100

Unrecognized prior service cost                                                    

1,000

The average remaining service life of employees working on January 1 is six years. Compute the amount of the unrecognized net pension loss that should be amortized during the year.