Year annual % growth 1961 5.740663524926902 1962 4.0845374118733275 1963 4.21432123836891 1964 -0.6078060518947694 1965 -0.097157843279021 1966 11.28527542628595 1967 3.3861101098146946 1968 3.820164380529519 1969 5.26388889204496 1970 -0.5841913483967858 1971 13.159303821681377 1972 7.716542438261342 1973 -6.572401547516321 1974 -18.272677583840206 1975 -11.42171542018069 1976 0.2531378543410199 1977 16.009302580575778 1978 7.528149419313991 1979 6.489730511434516 1980 6.922079706668228 1981 13.388822829367157 1982 -14.750660138107122 1983 -5.73229654837192 1984 0.6280670714841676 1985 -0.9812883445694212 1986 5.11842541560334 1987 7.228108954807297 1988 7.029095232556642 1989 10.145747697738727 1990 2.191854494605707 1991 8.870206746843223 1992 13.79010040925985 1993 7.42812723259982 1994 8.1763405089265 1995 9.81666100021701 1996 9.431605559436093 1997 7.50081033502947 1998 5.5167941652520796 1999 -1.0239028013663898 2000 4.076431373725953 2001 2.0239013916992548 2002 2.672546099380682 2003 3.9560053203341994 2004 8.694713235375474 2005 7.776540108510503 2006 7.2102488892974606 2007 6.490740340631291 2008 3.194636403243294 2009 -0.5024698022485268 2010 11.388030663100992 2011 9.213299802663855 2012 6.365426836331437 2013 5.347954153551697 2014 2.3676793514802768 2015 2.3928973887557277 2016 3.3024094240318362 2017 3.552902640157555 2018 3.7820448296609754 2019 0.7338410760780363 2020 -7.412401259847385 2021 20.98959404895541 2022 1.6423391032492276 2023 -5.201029019759801