Year Growth Rate Previous Period 1998-01-01 2.50 1999-01-01 3.63 2000-01-01 4.72 2001-01-01 2.22 2002-01-01 2.67 2003-01-01 3.51 2004-01-01 4.71 2005-01-01 4.52 2006-01-01 5.02 2007-01-01 5.20 2008-01-01 2.69 2009-01-01 -0.81 2010-01-01 5.27 2011-01-01 4.21 2012-01-01 3.09 2013-01-01 3.26 2014-01-01 3.48 2015-01-01 3.45 2016-01-01 3.14