Year	Millions of 2000 Dollars
1995-01-01	354.070
1996-01-01	263.840
1997-01-01	329.586
1998-01-01	225.477
1999-01-01	189.804
2000-01-01	192.900
2001-01-01	214.035
2002-01-01	289.754
2003-01-01	395.648
2004-01-01	537.249
2005-01-01	575.732
2006-01-01	921.553
2007-01-01	1266.390
2008-01-01	1274.040
2009-01-01	1343.110
2010-01-01	1469.400
2011-01-01	1661.610
2012-01-01	1983.340
2013-01-01	2308.920
2014-01-01	2056.140
2015-01-01	1747.650
2016-01-01	2150.790