Year Growth Rate Previous Period 1971-01-01 3.5794183445190200 1972-01-01 3.7642702869484700 1973-01-01 9.9018733273862600 1974-01-01 2.7597402597402600 1975-01-01 -3.8967877830437100 1976-01-01 5.4520547945205500 1977-01-01 -2.4447908547674700 1978-01-01 0.9108098750965400 1979-01-01 1.1533081734448800 1980-01-01 0.4539762053850970 1981-01-01 -0.0389590151160979 1982-01-01 2.9802270896666400 1983-01-01 3.7921986173487400 1984-01-01 1.3491503998833200 1985-01-01 1.6813777223448100 1986-01-01 2.4697473639516000 1987-01-01 11.3720073664825000 1988-01-01 6.3497312939231100 1989-01-01 1.8891393920547300 1990-01-01 2.5751564169082900 1991-01-01 2.1330010785881700 1992-01-01 2.9824657234937500 1993-01-01 2.8271362647854500 1994-01-01 3.6177310086316600 1995-01-01 2.4741960107530500 1996-01-01 2.5686071931728000 1997-01-01 2.8459977828577200 1998-01-01 1.7710465092288500 1999-01-01 2.9786841088920800 2000-01-01 4.6982397164211400 2001-01-01 -1.0622186624509000 2002-01-01 7.6277777384984100 2003-01-01 5.5365231186627700 2004-01-01 4.5542113928423600 2005-01-01 4.4659760671548500 2006-01-01 4.5286556506327200 2007-01-01 3.9401803530733100 2008-01-01 4.2857142857142900 2009-01-01 2.8868473534508100 2010-01-01 1.7347412676297300 2011-01-01 1.6388479770883200 2012-01-01 1.2145768128823600 2013-01-01 -0.3304793000845470 2014-01-01 -0.6872860286209050 2015-01-01 0.0658301440712759 2016-01-01 0.0613067293567274 2017-01-01 -0.3702071604804450