Year Growth Rate Previous Period 1966-01-01 3.600214937922120 1967-01-01 4.806362378976490 1968-01-01 3.744638733091390 1969-01-01 4.293210367308000 1970-01-01 6.372922701631350 1971-01-01 3.726530027232340 1972-01-01 1.837778084841790 1973-01-01 5.278154681139760 1974-01-01 4.266013661554320 1975-01-01 0.630407911001236 1976-01-01 2.358432624984650 1977-01-01 1.824072962918520 1978-01-01 1.455852614417610 1979-01-01 1.213691168240460 1980-01-01 4.970470098912500 1981-01-01 2.486651852388440 1982-01-01 0.595809939226951 1983-01-01 -0.161992466080843 1984-01-01 4.162295320800140 1985-01-01 4.877416753498100 1986-01-01 6.579869503477300 1987-01-01 3.558858054971660 1988-01-01 4.830838907735240 1989-01-01 6.014453734659710 1990-01-01 3.324316079190100 1991-01-01 -1.153196379730860 1992-01-01 0.345267298247738 1993-01-01 0.555872135240266 1994-01-01 3.598379074716180 1995-01-01 4.646640631413880 1996-01-01 1.690467255216800 1997-01-01 1.157182422490470 1998-01-01 2.215756207876460 1999-01-01 2.076446909994000 2000-01-01 3.743397644377280 2001-01-01 2.121963220564840 2002-01-01 2.048734975649190 2003-01-01 2.822851887701990 2004-01-01 1.369719502492050 2005-01-01 4.121763920690380 2006-01-01 2.870373935068120 2007-01-01 3.003804851251420 2008-01-01 3.166950801251450 2009-01-01 1.559915860116250 2010-01-01 1.511117130452990 2011-01-01 2.117797687873530 2012-01-01 1.648201658392930 2013-01-01 1.391140636079050 2014-01-01 1.053279889754820 2015-01-01 2.510126102799690 2016-01-01 2.311073144704890 2017-01-01 2.718142500972710