LONG-TERM DEBT

During 2013, we issued $6.15 billion of medium-term notes, of which $3.99 billion were at fixed interest rates and $2.16 billion were at floating interest rates, primarily indexed to LIBOR. At December 31, 2013, the outstanding medium-term notes had remaining maturities ranging up to 12 years.

Long-term debt outstanding as of December 31, was comprised of the following:



(Millions of dollars)
	2013				2012				2011
	Balance			Avg. Rate	Balance			Avg. Rate	Balance			Avg. Rate
Medium-term notes	$	23,837		2.8%	$	23,488		3.2%	$	20,058		3.9%
Unamortized discount	(8		)		(13		)		(10		)
Medium-term notes, net	23,829				23,475				20,048
Bank borrowings	1,483			3.2%	1,602			4.1%	1,583			3.7%
Total	$	25,312			$	25,077			$	21,631

Long-term debt outstanding as of December 31, 2013, matures as follows:



(Millions of dollars)
2014	$	6,592
2015	6,446
2016	4,796
2017	2,747
2018	2,350
Thereafter	2,381
Total	$	25,312