Year Growth Rate Previous Period 1971-01-01 9.1100339700979000 1972-01-01 6.8260359025372900 1973-01-01 8.6204726916703200 1974-01-01 13.8276802468112000 1975-01-01 22.0539846446419000 1976-01-01 15.5001359753961000 1977-01-01 15.5016431100169000 1978-01-01 9.5991922159203300 1979-01-01 13.2086225277256000 1980-01-01 18.2324602284197000 1981-01-01 11.1114915866434000 1982-01-01 8.2056307379985200 1983-01-01 4.4194185056744100 1984-01-01 5.2219922724750500 1985-01-01 6.8579265989829700 1986-01-01 4.5252278616426300 1987-01-01 4.7958821540695400 1988-01-01 5.5933351864932600 1989-01-01 8.3020403726715100 1990-01-01 9.7019846997698200 1991-01-01 5.7860474816142000 1992-01-01 4.1141835887533700 1993-01-01 1.3925918227424600 1994-01-01 2.5144577094590600 1995-01-01 3.3302509528518600 1996-01-01 2.1462856112413300 1997-01-01 1.8766153500393500 1998-01-01 1.4449591881755600 1999-01-01 0.7393715341959340 2000-01-01 0.0755531570426636 2001-01-01 1.0677308024158500 2002-01-01 1.4832995411375700 2003-01-01 1.2828601472134700 2004-01-01 1.0693521594684500 2005-01-01 1.4402645721372400 2006-01-01 1.8094089264173900 2007-01-01 1.8957345971563900 2008-01-01 1.9767441860465100 2009-01-01 1.5963511972634000 2010-01-01 2.0202020202020200 2011-01-01 2.7502750275027500 2012-01-01 2.1413276231263400 2013-01-01 1.8867924528301900 2014-01-01 1.5432098765432100 2015-01-01 1.3171225937183300 2016-01-01 1.6000000000000000 2017-01-01 2.2637795275590700