6.LONG-TERM DEBT

Long-term debt consists of the following:


	March 31, 2016		December 31, 2015
Revolver under credit agreement, bearing interest ranging from 1.44% to 3.70% *	$	309,000	$	390,000
Term loan under credit agreement, bearing interest ranging from 1.44% to 1.64% *		800,000		800,000
2016 Notes, bearing interest at 3.30%		100,000		100,000
2018 Notes, bearing interest at 4.00%		50,000		50,000
2019 Notes, bearing interest at 5.25%		175,000		175,000
2021 Notes, bearing interest at 4.64%		100,000		100,000
2022 Notes, bearing interest at 3.09%		125,000		125,000
2025 Notes, bearing interest at 3.41%		375,000		375,000
Tax-exempt bonds, bearing interest ranging from 0.05% to 0.46% *		31,430		31,430
Notes payable to sellers and other third parties, bearing interest at 3.0% to 10.9% *		9,830		10,855
		2,075,260		2,157,285
Less – current portion		(1,590)		(2,127)
Less – debt issuance costs		(7,619)		(8,031)
	$	2,066,051	$	2,147,127

____________________

*Interest rates in the table above represent the range of interest rates incurred during the three month period ended March 31, 2016.