Year annual % growth 1961 7.5999999999999375 1962 0.49999999999994316 1963 1.0000000000001563 1964 1.299999999999983 1965 12.099999999999994 1966 -1.7000000000001734 1967 5.700000000000173 1968 1.3999999999997357 1969 6.000000000000256 1970 5.599999999999895 1971 10.154177999999916 1972 3.9674306546960736 1973 0.07550116266104112 1974 1.2995943394129625 1975 6.642972997106881 1976 2.4391200000000453 1977 12.112886717495996 1978 -2.678678717352682 1979 4.703332598914045 1980 9.550000000000054 1981 7.969999999999871 1982 -0.2199999999999136 1983 -0.4600000000000506 1984 2.630000000000038 1985 9.579999999999984 1986 -8.02000000000011 1987 14.970000000000127 1988 0.8400000000000176 1989 2.849999999999909 1990 -3.7199999999999847 1991 1.3700000168312556 1992 4.889999921044236 1993 -0.06999993450503439 1994 5.449876941721371 1995 4.076057276645955 1996 2.9531711078631133 1997 0.8130280178229299 1998 3.408888021287268 1999 6.525237767831939 2000 2.723405916112071 2001 5.200340337144809 2002 8.020170838431468 2003 8.3063422043099 2004 1.995123556648906 2005 1.120060502935118 2006 4.639422805969986 2007 3.2470010170294756 2008 5.770967210649985 2009 -3.7286798874337563 2010 6.696942485605973 2011 5.63864642473051 2012 -3.082242261023964 2013 8.361444021639741 2014 2.7907944153828765 2015 3.314331451854997 2016 -5.224217734714188 2017 14.152386198318283 2018 1.3070557769120796 2019 0.4150369615279885 2020 4.174578537296284 2021 0.003451309034474548 2022 -1.1255862319615346 2023 15.120990688942555