Year annual % growth 1970 7.273653409109045 1971 3.155015880171973 1972 2.599006451212645 1973 4.615015783257931 1974 3.1955150513998944 1975 3.0060828258938272 1976 5.523346439885216 1977 4.123744636893136 1978 4.609258700351532 1979 1.2760619420229489 1980 -0.08299345398168612 1981 -2.385653939576315 1982 -1.445861910861069 1983 1.2590950022190128 1984 0.6050261377474158 1985 1.3895361082594917 1986 2.3678586099182866 1987 2.0762627196507566 1988 1.55130129592078 1989 3.155544841288574 1990 4.039477201361066 1991 2.7078972521711364 1992 0.7155439058451805 1993 0.8110176736320938 1994 1.9510581612581177 1995 2.6645328449155414 1996 4.926299607019686 1997 4.176189992101101 1998 5.6167545678102755 1999 5.956708075933321 2000 3.6632770895070195 2001 2.0448708871474395 2002 1.163809633022879 2003 -0.13042800772296914 2004 0.7599117373546278 2005 0.910053341081067 2006 -0.15583220221107297 2007 1.8746671369912917 2008 0.890111431415221 2009 -1.8853681976677166 2010 0.10506692271125928 2011 0.06953304526153659 2012 -1.1410994875795808 2013 -0.9641040605083049 2014 0.374782110479714 2015 1.977031735347694 2016 1.1196334809018964 2017 2.1310525746430073 2018 2.1643276968705862 2019 0.881836212019877 2020 -6.3609646647331175 2021 4.339324617505653 2022 6.553157236343139 2023 0.4128220586367064