Year annual % growth 1963 5.1985408119055165 1964 5.1811911583306625 1965 5.541974185927117 1966 0.8779596132185503 1967 6.153239522092079 1968 6.787564410551639 1969 5.129243077596968 1970 7.623689159546828 1971 5.8951087729021765 1972 4.586555238498846 1973 7.768223627647956 1974 7.769505016451106 1975 9.307904177556296 1976 8.964254143309944 1977 7.253713063328576 1978 9.186861448748317 1979 11.107060936413006 1980 9.751129687563449 1981 9.825767694710791 1982 -1.5540818615182843 1983 -1.0211153938880955 1984 2.9022780673048914 1985 3.9455949689476597 1986 4.7786757312598525 1987 4.069243626181645 1988 3.282213977132912 1989 7.931750876054224 1990 3.3072401666016873 1991 3.974151538718502 1992 1.9949982395557981 1993 3.80160408740025 1994 4.936122707783895 1995 4.5331537502926125 1996 2.833769402819158 1997 4.428101398709728 1998 0.7991068168979041 1999 -1.2375164036157997 2000 -1.4972970081917083 2001 -0.4046216890597094 2002 0.3341880762368845 2003 2.4871730734583366 2004 4.743819552650777 2005 4.211790994290027 2006 6.1521513078946555 2007 6.50867768485746 2008 4.728678641810063 2009 3.240033054885515 2010 8.485160580295513 2011 3.226802688084817 2012 4.06932959457049 2013 4.035734834124696 2014 4.878984890209722 2015 3.6509427477568863 2016 2.813055651821884 2017 5.223460493349691 2018 4.48403344870097 2019 2.410610851673752 2020 -3.071882088413389 2021 6.496293108054687 2022 1.5012516958702804 2023 3.609811744193678