Year annual % growth 1971 5.607013632335651 1972 9.569855802240923 1973 10.787778255434517 1974 2.5777357591564964 1975 -5.345285869867212 1976 12.412121043455016 1977 3.0686692405818263 1978 4.4577757355480685 1979 9.692608723083396 1980 3.33183730204361 1981 -1.8258057185788488 1982 0.5005454931597484 1983 0.35170956667980136 1984 5.841772711126154 1985 4.225315885659768 1986 4.877693210289195 1987 7.87367658847738 1988 8.128187153142846 1989 9.329432388896478 1990 7.699802177765108 1991 5.45327711473378 1992 3.801783968263649 1993 -4.610108107822441 1994 8.651791218834745 1995 8.210881793118688 1996 4.2627246148390725 1997 10.02987069195322 1998 10.086441960572287 1999 7.668408693359183 2000 12.06430702658028 2001 2.6325556352438753 2002 0.6685528496242625 2003 3.056690429919911 2004 7.0059885646807345 2005 6.161813307780733 2006 8.54384918156903 2007 6.825650919926147 2008 0.2509864782275457 2009 -11.389213667269999 2010 9.713857154998067 2011 4.376526811943407 2012 -1.2178377157004832 2013 1.4003024623399511 2014 4.758406936442782 2015 7.841923211210357 2016 4.315513704135128 2017 5.237547828099949 2018 3.873402655227352 2019 4.980782019342868 2020 -8.529619095450997 2021 9.22643156117617 2022 7.963901292409986 2023 -1.5860859607842883