Year annual % growth 1961 4.987271199434289 1962 5.438693524529924 1963 6.142106402198166 1964 4.005747360975761 1965 4.836616713079394 1966 4.662063379871299 1967 5.542637824288747 1968 4.840673545989176 1969 4.140577665121185 1970 3.280345529257616 1971 3.947895864594855 1972 4.252377190424724 1973 6.395649148761564 1974 5.981438967612405 1975 5.148240971577579 1976 4.641247026260615 1977 4.750994494559734 1978 4.956806476718214 1979 4.7178246829419095 1980 4.421052139732723 1981 2.0224272285236538 1982 4.212191821621985 1983 -0.04389813854524505 1984 -0.8754093179527018 1985 -0.5253768386252489 1986 2.643713140911075 1987 3.586403173406154 1988 6.027460010752492 1989 4.863050312507127 1990 5.438419948036554 1991 1.7910806747282635 1992 2.596159841504786 1993 2.992492077497417 1994 3.281200853756644 1995 3.257157638719235 1996 3.7423349594012194 1997 4.2770179706982105 1998 4.426320252105413 1999 2.8743434083887394 2000 4.3283285707197905 2001 3.236654136808909 2002 3.978217423987303 2003 5.241120090876095 2004 5.459269355044356 2005 4.277470713142179 2006 5.0794272226034565 2007 5.084900732226444 2008 3.443988487183532 2009 3.542188038921438 2010 3.6641529273493347 2011 5.08540169336564 2012 7.877621835082735 2013 5.702213813410253 2014 5.499545553267879 2015 6.634833739364751 2016 7.439617572894534 2017 6.030706079196264 2018 6.787626742288992 2019 6.327629986140451 2020 -5.260081637673991 2021 4.720031134817447 2022 7.738059490530503 2023 4.712222991368392