Year Growth Rate Previous Period, Trend 1971-01-01 11.311841517495100 1972-01-01 8.547663312420490 1973-01-01 15.204672364724600 1974-01-01 18.375361927232000 1975-01-01 11.803500579129400 1976-01-01 9.111503921776720 1977-01-01 10.516230663858700 1978-01-01 10.051876412509000 1979-01-01 10.848656152713800 1980-01-01 14.806840017207700 1981-01-01 10.361818236018700 1982-01-01 6.557011316444270 1983-01-01 5.577159236311870 1984-01-01 3.156772104901190 1985-01-01 1.871154822294110 1986-01-01 4.738906908408930 1987-01-01 2.435064678525340 1988-01-01 3.141116772506830 1989-01-01 4.426306694078540 1990-01-01 4.456728970952150 1991-01-01 7.093941612764380 1992-01-01 4.604710167003780 1993-01-01 3.856749931141480 1994-01-01 3.932719474773340 1995-01-01 5.228389363652540 1996-01-01 2.514445569901100 1997-01-01 3.412482014566110 1998-01-01 1.646867615628450 1999-01-01 0.943722268297603 2000-01-01 4.444759574424030 2001-01-01 3.309202657064740 2002-01-01 2.560912783901380 2003-01-01 3.402722477081970 2004-01-01 2.805815040964770 2005-01-01 6.285100722373400 2006-01-01 6.746030875549250 2007-01-01 6.340039106473980 2008-01-01 5.495466454521100 2009-01-01 2.730238586825470 2010-01-01 0.691503564438997