Year annual % 1965 7.02025240391421 1966 9.014734973405776 1967 4.500319483161025 1968 2.20864119998775 1969 3.6222892092762153 1970 5.608398493744925 1971 2.87265944633264 1972 6.39579175585928 1973 14.185294252516801 1974 23.234686440916853 1975 7.1059888833697205 1976 -0.89185852634482 1977 9.10316146742325 1978 6.74239195913019 1979 7.271365171899536 1980 13.31136684354275 1981 11.8799135925283 1982 9.84677216779704 1983 12.3772380782713 1984 7.03770661157025 1985 5.55642423236554 1986 9.22595700190572 1987 8.80112581251833 1988 8.98300338208989 1989 7.84426473740044 1990 8.9712325027325 1991 12.2751729438893 1992 11.7878170418134 1993 9.97366476029209 1994 8.34928672883386 1995 9.48754836789367 1996 8.97715233826453 1997 7.16425211462724 1998 9.36424300683229 1999 4.69170563048438 2000 4.0094359104519 2001 3.14826144590618 2002 3.33256493271913 2003 3.80585899528851 2004 4.10593698272959 2005 6.94147541057457 2006 6.77492886028207 2007 7.19672897490471 2008 10.974644201787795 2009 4.9768244765374 2010 7.581529776214685 2011 10.250245033426605 2012 9.46940335888468 2013 7.611281264063685 2014 6.82864780544374 2015 4.158255890721505 2016 4.171390210534815 2017 4.520228675088685 2018 3.33139516437675 2019 3.6289496588547 2020 5.69107474746211 2021 5.54565430773473 2022 7.6507917679853 2023 8.499131277587045