6. SENIOR NOTES

The table below displays Holdings' outstanding senior notes. Market value is based on quoted market prices, but due to limited trading activity, these senior notes are considered Level 2 in the fair value hierarchy.


					December 31, 2016				December 31, 2015
					Consolidated Balance				Consolidated Balance
(Dollars in thousands)	Date Issued	Date Due	Principal Amounts		Sheet Amount		Market Value		Sheet Amount		Market Value
4.868% Senior notes	06/05/2014	06/01/2044		400,000	$	396,714	$	383,612	$	396,594	$	381,204
5.40% Senior notes	10/12/2004	10/15/2014		250,000		-		-		-		-

On June 5, 2014, Holdings issued $400,000 thousand of 30 year senior notes at 4.868%, which will mature on June 1, 2044. Interest will be paid semi-annually on June 1 and December 1 of each year. The proceeds from the issuance have been used in part to pay off the $250,000 thousand of 5.40% senior notes which matured on October 15, 2014.

Interest expense incurred in connection with these senior notes is as follows for the periods indicated:


	Years Ended December 31,
(Dollars in thousands)	2016		2015		2014
Interest expense incurred	$	19,472	$	19,472	$	21,818