Year annual % growth 1962 10.231493662762631 1963 9.843067166330428 1964 8.973987234596791 1965 12.627738515900845 1966 12.124508573818346 1967 2.0683826921305837 1968 9.647788370694528 1969 8.639741004963113 1970 10.083387196589655 1971 12.128908554572277 1972 7.519108313663693 1973 12.983952962460307 1974 -1.0009671576499528 1975 3.946065808297277 1976 7.390936027316243 1977 16.02720586414381 1978 16.458228699551597 1979 9.54867340335504 1980 11.824924453040126 1981 8.755527278511053 1982 5.251243445304027 1983 7.562510248192652 1984 5.7243348282939905 1985 4.249494219245136 1986 8.364646443426722 1987 9.855190784271059 1988 8.866098774885316 1989 3.936488649891203 1990 6.108144221146318 1991 9.172394236783958 1992 9.156978799743314 1993 7.204924367810577 1994 6.21682400248649 1995 1.790045530034675 1996 3.7457438817266535 1997 5.196126215712837 1998 -4.732334756762057 1999 1.3202071459488707 2000 4.211044454784968 2001 2.074944069866987 2002 -0.4300266695578756 2003 -0.9804126720402166 2004 6.1855526832871135 2005 2.583760576427977 2006 5.379421791089271 2007 7.888455895287677 2008 1.91239299584862 2009 0.4646538651795993 2010 5.746880314065649 2011 7.655782960151612 2012 4.039509404351364 2013 4.365317650917305 2014 3.2753576193045717 2015 4.625331860984133 2016 2.1774700524131987 2017 5.147259748566242 2018 5.159424866874687 2019 -0.051355932126980974 2020 -8.092689070440457 2021 5.648347504600039 2022 -0.5347836999885516 2023 5.237772886842393