Year Growth Rate Previous Period 1970-01-01 -0.383141762452107 1971-01-01 0.109890109890110 1972-01-01 0.987925356750823 1973-01-01 0.760869565217391 1974-01-01 -0.377562028047465 1975-01-01 -1.786681104493770 1976-01-01 0.385887541345094 1977-01-01 1.372872048325100 1978-01-01 0.325027085590466 1979-01-01 1.295896328293740 1980-01-01 0.852878464818763 1981-01-01 0.528541226215645 1982-01-01 3.627760252365930 1983-01-01 -1.268391679350580 1984-01-01 0.154162384378212 1985-01-01 0.410466906105695 1986-01-01 1.073071027082270 1987-01-01 0.000000000000000 1988-01-01 -0.252780586450961 1989-01-01 0.709579320831221 1990-01-01 1.610468042274790 1991-01-01 1.386825160970780 1992-01-01 1.025891548607720 1993-01-01 0.193423597678917 1994-01-01 2.171814671814670 1995-01-01 0.755786490316486 1996-01-01 -1.547116736990150 1997-01-01 -0.285714285714286 1998-01-01 -0.143266475644699 1999-01-01 0.813008130081301 2000-01-01 0.094876660341556 2001-01-01 -1.943127962085310 2002-01-01 0.289995166747221 2003-01-01 0.481927710843374 2004-01-01 -1.678657074340530 2005-01-01 -0.190243902439024 2006-01-01 1.901177850544940 2007-01-01 2.543165467625900 2008-01-01 1.192689514856000 2009-01-01 -1.390092557284990 2010-01-01 0.681993953455670 2011-01-01 0.666899441340782 2012-01-01 0.416218653532656 2013-01-01 0.408736600923399 2014-01-01 -0.229336758095588 2015-01-01 0.870034939315925 2016-01-01 1.835583660912660 2017-01-01 0.892857142857143