Year annual % 1961 5.476252270957695 1962 6.825787401574804 1963 6.882572442069379 1964 7.741045644584285 1965 10.141216946033524 1966 8.41202963823914 1967 9.83315465022782 1968 12.149589726382576 1969 10.425393026165478 1970 15.022537500923669 1971 13.343183862263908 1972 12.531882332936576 1973 13.52708102481448 1974 11.059021872550614 1975 15.312196226214098 1976 8.276363804332764 1977 17.25947335302838 1978 11.08635148163644 1979 13.80357800794203 1980 10.583910096838713 1981 13.397742428678313 1982 11.045450894445146 1983 10.815809868251097 1984 19.151078868353817 1985 14.979652527782125 1986 2.7548818752935254 1987 19.186783997986335 1988 4.906229766942971 1989 8.610820475465202 1990 5.547358383349633 1991 2.9338299686445044 1992 8.500794655604341 1993 -0.6695010810083895 1994 5.024067451349589 1995 3.781012633123773 1996 6.909678097440258 1997 1.4421229307913266 1998 15.470969356200035 1999 1.7000802658845575 2000 8.663346652402309 2001 16.466975328672564 2002 7.425633739743434 2003 2.1471737015752943 2004 6.84975140197038 2005 10.524375224065388 2006 6.776717820989048 2007 18.10305974689184 2008 3.0867641393560072 2009 0.8986456623755381 2010 6.468924484806634 2011 6.421327162940431 2012 4.495563410541194 2013 6.749028261993999 2014 6.113065020195504 2015 -5.326428847810077 2016 11.23851963671541 2017 6.081948625563957 2018 5.182916894383684 2019 3.973498209757156 2020 12.158774076833032 2021 10.501918486160712 2022 5.546702092729643 2023 0.4332104824376151