Year annual % growth 1971 4.9192632624423425 1972 5.9193505489743075 1973 8.149955882584862 1974 2.8044327244051317 1975 0.8557268866576493 1976 5.084080254296879 1977 2.631262962245245 1978 2.4963268898753057 1979 5.131439362281867 1980 -0.8127954090449947 1981 0.4179356942988477 1982 2.4385107683556555 1983 -0.15019714529631756 1984 0.3690243997378957 1985 2.7084432216195324 1986 2.7189031097831133 1987 1.7353271010623956 1988 3.318030222546838 1989 3.307729850711951 1990 3.174528252278634 1991 3.0202966419546016 1992 1.9081605299370779 1993 -0.44834125431859206 1994 2.3949377406132157 1995 1.5760451053447753 1996 1.963380405591053 1997 1.533082050086179 1998 3.139075579802281 1999 2.112625184698743 2000 2.8168651763434696 2001 0.943254603682945 2002 0.6115999504275607 2003 0.7178462708219371 2004 1.0641751600181948 2005 1.444278633510109 2006 1.7748601334520515 2007 2.092284939032723 2008 1.3749678410531345 2009 0.5845225832655103 2010 3.0090595230418415 2011 0.865427705809239 2012 1.4674553648172264 2013 1.669245179427108 2014 0.5520066044073673 2015 1.5851029478802587 2016 1.5700455429133058 2017 1.8922273526167146 2018 1.9449368903864155 2019 1.6975578029175864 2020 -8.194325909293482 2021 6.294340124045576 2022 3.2047876496140475 2023 1.4295014740138896