Year Growth Rate Same Period Previous Year 1970-01-01 6.737317933758430 1971-01-01 11.025501742903800 1972-01-01 7.566193195683770 1973-01-01 7.538774946073980 1974-01-01 11.136216639166000 1975-01-01 15.633991106195200 1976-01-01 16.059032257305200 1977-01-01 13.173412696122000 1978-01-01 12.248535311065500 1979-01-01 12.519543768523700 1980-01-01 16.129235410454400 1981-01-01 15.267955518366100 1982-01-01 17.158680552837600 1983-01-01 8.370985834604970 1984-01-01 6.189553197873520 1985-01-01 15.372993789334800 1986-01-01 14.972838019156100 1987-01-01 16.702587153223100 1988-01-01 6.758565587085520 1989-01-01 5.314319780750200 1990-01-01 5.899138570854230 1991-01-01 2.957097246200660 1992-01-01 1.144440243025350 1993-01-01 1.268585216817060 1994-01-01 2.298700700839240 1995-01-01 4.315877861203820 1996-01-01 2.422977773715230 1997-01-01 0.950176924032247 1998-01-01 1.046781335607590 1999-01-01 -0.371377215204349 2000-01-01 2.301748516480240 2001-01-01 2.133691029594810 2002-01-01 2.706184918905450 2003-01-01 1.814203935281150 2004-01-01 2.143799772113290 2005-01-01 2.863352488599090 2006-01-01 2.792568025697640 2007-01-01 2.337332765402960 2008-01-01 2.060536534829430 2009-01-01 2.507772083346990 2010-01-01 1.891173230969540 2011-01-01 2.685474441400120 2012-01-01 1.292437495323790 2013-01-01 1.213888403953980 2014-01-01 1.456691173648420 2015-01-01 1.203853188509680 2016-01-01 1.348737279082030 2017-01-01 1.425909379750980