Year Growth Rate Previous Period 1978-01-01 10.37159148645020 1979-01-01 12.84723735899950 1980-01-01 7.96122009585108 1981-01-01 16.10701392856020 1982-01-01 8.43302068069475 1983-01-01 7.25467093727104 1984-01-01 10.75440339140120 1985-01-01 7.61294973147985 1986-01-01 18.69509525347260 1987-01-01 23.75335667599140 1988-01-01 23.85516397010100 1989-01-01 14.87088814361130 1990-01-01 9.67387397200257 1991-01-01 -5.20631147615200 1992-01-01 1.93644944074253 1993-01-01 2.66652454397843 1994-01-01 9.92898773079797 1995-01-01 4.14283553768241 1996-01-01 6.28375630939991 1997-01-01 7.16420457882304 1998-01-01 7.05047680233162 1999-01-01 19.29722915430680 2000-01-01 6.93947763588784 2001-01-01 15.32835607893390 2002-01-01 13.16637673107930 2003-01-01 8.80390090010764 2004-01-01 8.13929225062126 2005-01-01 5.47598573353760 2006-01-01 5.74827045540668 2007-01-01 4.15784035712301 2008-01-01 4.65948749431846 2009-01-01 2.88156135511107 2010-01-01 1.96571603276213 2011-01-01 10.00703198001400 2012-01-01 5.59400480144476 2013-01-01 8.88392701102186 2014-01-01 7.16259780774545 2015-01-01 7.79163904712383 2016-01-01 9.06555834424201 2017-01-01 10.67976200668810