Year annual % growth 1961 5.908841583267034 1962 18.470830046259266 1963 20.50241093512453 1964 7.870236190415113 1965 7.201675011988783 1966 5.701684224804595 1967 0.8475679821550841 1968 4.070178854695698 1969 8.016764006643015 1970 10.467431572333211 1971 8.411625087738514 1972 3.41015056448299 1973 0.7894749252186131 1974 -5.023463341571556 1975 9.74725647292918 1976 11.163764202112887 1977 4.107639226123183 1978 6.489084566415883 1979 5.442102535243492 1980 4.420985557868164 1981 5.1558838103502325 1982 8.958786194856444 1983 6.504789745534168 1984 8.082506965647099 1985 9.432098822608054 1986 9.447234683724304 1987 8.821915251998888 1988 5.081552887124403 1989 7.9234272455824595 1990 1.943905847202302 1991 -0.17559171238103488 1992 1.5373834630009355 1993 8.20124246951201 1994 -0.7483310095024933 1995 7.184818020401423 1996 4.8080982837228134 1997 7.6188642759551755 1998 11.042098576022028 1999 8.841658961671655 2000 2.196735450707692 2001 1.1097343465038563 2002 1.817764750048127 2003 3.3719112587831575 2004 5.56030977874191 2005 7.718479703094204 2006 7.791445438218233 2007 6.687852754312246 2008 10.30367814509303 2009 13.629347110392786 2010 4.121677948427575 2011 5.498725433758352 2012 0.8376136452627065 2013 1.4234305457039085 2014 6.707319037265336 2015 6.889259031391333 2016 6.699669570561184 2017 10.750295879643843 2018 6.776251341417478 2019 3.8291943731454836 2020 0.36004207614072925 2021 0.422856900912123 2022 7.493454284000052 2023 2.0230669495643525