Year Measure 2000 1335.08753 2001 1413.62247 2002 977.00417 2003 1031.01783 2004 1117.5354 2005 1266.79841 2006 1191.23272 2007 1115.1313 2008 1165.40683 2009 1158.00038 2010 1363.43264 2011 1314.36505 2012 1451.58329 2013 1275.31979 2014 1259.4903