Year annual % growth 1961 5.643529832888717 1962 7.245226773147962 1963 7.030907053357566 1964 5.445977283806357 1965 3.8470414350067585 1966 4.6415486650817 1967 4.823185316370669 1968 4.227837388884453 1969 6.418747926646759 1970 4.580407522214088 1971 5.5875074574471455 1972 5.056363289832817 1973 5.631013626321263 1974 2.759349660423368 1975 1.9528253231329415 1976 5.452013334410097 1977 2.5572891853990853 1978 3.883332160668232 1979 3.3906240375098236 1980 1.191011426937024 1981 1.9760938351285091 1982 3.259703468416035 1983 0.8290496426815395 1984 0.6494471072838053 1985 1.865282896042558 1986 3.6590362130504843 1987 3.276976383114132 1988 3.3211260005034973 1989 3.1819696953165817 1990 2.599969468139804 1991 0.6532600418974681 1992 1.124521570967147 1993 -0.058178400119487605 1994 1.6751365479149172 1995 1.7221845114341505 1996 1.9603162641692649 1997 0.5380420322793356 1998 3.9856873044512184 1999 3.463975082908391 2000 3.6659405796177396 2001 2.5185855727975337 2002 2.082278105204523 2003 1.485442300060825 2004 1.9510782565646707 2005 2.417784662317615 2006 2.1433394134879507 2007 2.6375796554350046 2008 0.5221425765469974 2009 0.3048155452383412 2010 1.8835812018984939 2011 0.6176730762460352 2012 -0.4231399352989058 2013 0.5095610867919049 2014 0.8196615384663488 2015 1.479018539262782 2016 1.7798799835040455 2017 1.478662601565503 2018 0.9821706830505121 2019 1.7686611414900426 2020 -6.615097275372577 2021 5.136997420264919 2022 2.2970995588061243 2023 0.554036297529052