Cummings Inc. had the following reconciliation at December 31, 20X0:

Fair value of plan assets	$ 5,000
PBO	4,200
Funded status	$ 800
AOCI—prior service cost	$ 300
AOCI—net actuarial loss	700
Total pension AOCI loss	$ 1,000

The following assumptions are being used for the pension plan in 20X1:

Discount rate	5%
Expected rate of return on plan assets	8%
Average remaining work life	10 years
Remaining amortization period for prior service costs	6 years

Additional 20X1 Information:

Service cost	$ 442
Cash contributed to the plan (year-end)	250
Pension benefits paid by the plan (year-end)	465
Actual return on plan assets	673
New actuarial loss on the PBO	64

Required:

1. Compute pension expense for 20X1.

2. Compute the fair value of plan assets at December 31, 20X1.

3. Compute the PBO at December 31, 20X1.

4. Compute AOCI—net actuarial loss as of December 31, 20X1.