Year annual % growth 1961 6.06308490859422 1962 1.251522582021039 1963 13.317773552516428 1964 8.44990729964357 1965 2.646291038932347 1966 4.009726870895221 1967 9.849280224173242 1968 -2.1288919307636434 1969 -8.398778436949002 1970 29.32924377508874 1971 -8.478958618611117 1972 -16.58504304103586 1973 -18.16400556944872 1974 -4.657599657237768 1975 -4.38609010940894 1976 8.74085968630314 1977 8.041164239874576 1978 8.095771519424005 1979 24.203298943265935 1980 10.468981253077075 1981 -13.63310704366252 1982 1.956824024829487 1983 15.047942736053471 1984 -4.104279790603542 1985 10.983491348574972 1986 6.1982806003586575 1987 0.36936830422556 1988 3.260849597265647 1989 5.498330055859185 1990 0.6608521131774552 1991 -4.05979966137842 1992 23.4655589183768 1993 17.861616697931822 1994 6.9859627945913445 1995 20.441661636242387 1996 3.3741739751185236 1997 6.907843708597781 1998 11.9248213336884 1999 3.6084276037392726 2000 3.290932384144753 2001 3.8312869118132227 2002 7.292093117341182 2003 12.73905832148327 2004 22.395987446595882 2005 32.77673279203981 2006 19.27172275407733 2007 8.759261773530696 2008 17.489289633174906 2009 -3.3346874032585134 2010 12.75557701024266 2011 18.192725163836982 2012 5.417292395697146 2013 -6.627341005930845 2014 1.4162393088844425 2015 -4.485429700593642 2016 4.6386864654976705 2017 16.390577794062338 2018 10.425270035527447 2019 0.13807964939263684 2020 -12.09928074033067 2021 20.08926747917272 2022 11.415883117171148 2023 7.314726668808461