Ticker Services began operations in 2015 and maintains long-term investments in available-for-sale securities. The year-end cost and fair values for its portfolio of these investments follow.

portfolio of available for sale securities	cost	fair value
december 31 2015	$379,660	$368,270
december 31 2016	$432,812	$458,781
december 31 2017	$588,624	$696,342
december 31 2018	$888,822	$791,052

Part A: Prepare journal entries to record each year-end fair value adjustment for these securities.

12/31/2015	existing balance in fair value adjustment - AFS (LT)
	required balance in fair value adjustment - AFS (LT)
	adjustment balance in fair value adjustment - AFS (LT)
12/31/2016	existing balance in fair value adjustment - AFS (LT)
	required balance in fair value adjustment - AFS (LT)
	adjustment balance in fair value adjustment - AFS (LT)
12/31/2017	existing balance in fair value adjustment - AFS (LT)
	required balance in fair value adjustment - AFS (LT)
	adjustment balance in fair value adjustment - AFS (LT)
12/31/2018	existing balance in fair value adjustment - AFS (LT)
	required balance in fair value adjustment - AFS (LT)
	adjustment balance in fair value adjustment - AFS (LT)

Part B:

Prepare journal entries to record each year-end fair value adjustment for these securities. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.)

1. Record the year end adjusting entry for the securities portfolio as of Demeber 31, 2015

2. Record the year end adjusting entry for the securities portfolio as of Demeber 31, 2016

3. Record the year end adjusting entry for the securities portfolio as of Demeber 31, 2017

4. Record the year end adjusting entry for the securities portfolio as of Demeber 31, 2018