Year Growth Rate Previous Period, Trend 1971-01-01 4.860394094731230 1972-01-01 3.996519405786670 1973-01-01 7.168774559989610 1974-01-01 13.317161468731900 1975-01-01 11.548280392882900 1976-01-01 6.496999959593590 1977-01-01 7.017031779439310 1978-01-01 6.885962864290340 1979-01-01 6.013034664690700 1980-01-01 9.805980497748690 1981-01-01 9.055750961986040 1982-01-01 9.220289312458320 1983-01-01 3.870552802893220 1984-01-01 3.863140994524880 1985-01-01 4.038838556137510 1986-01-01 2.542325308057190 1987-01-01 5.198768505299300 1988-01-01 5.875676771977380 1989-01-01 5.085671331942280 1990-01-01 7.220140142363430 1991-01-01 6.330233464532810 1992-01-01 4.717203701635110 1993-01-01 3.548876996903510 1994-01-01 2.838338558119690 1995-01-01 3.965240833573460 1996-01-01 5.090123798709890 1997-01-01 4.660979438208000 1998-01-01 4.809965697885080 1999-01-01 3.740196288273830 2000-01-01 3.170087820976530 2001-01-01 1.789683860220910 2002-01-01 0.406835793031282 2003-01-01 0.589366955558416 2004-01-01 2.127955444812860 2005-01-01 0.973660936343466 2006-01-01 2.172062840035630 2007-01-01 2.936259158619100 2008-01-01 2.401256313802830 2009-01-01 2.233858146464160 2010-01-01 0.445841119858460