Year annual % growth 1961 1.9701103725395512 1962 1.0659559381002168 1963 6.526035883843377 1964 3.465346305891785 1965 -3.827751882377626 1966 3.344233056620311 1967 0.8197900202471402 1968 3.6233951539881133 1969 -10.572687230495816 1970 7.173645326615102 1971 0.876184999793935 1972 -0.78314110378804 1973 -0.5884041358715564 1974 3.2481593769814623 1975 8.808724831634947 1976 10.228732977479439 1977 0.8043833066298447 1978 1.0292587017358983 1979 6.054912632795734 1980 1.706042677224005 1981 -1.7898983404001712 1982 10.659435305783688 1983 -1.2847701711407922 1984 4.4491282631008175 1985 0.6370807978161963 1986 10.898882936452736 1987 3.695640595684651 1988 3.2042609054023785 1989 3.1777433214687676 1990 -0.2908836924756315 1991 2.218302931969916 1992 2.6399244837120364 1993 5.2015876100655305 1994 -4.442794276577999 1995 3.13016146845915 1996 2.6489999729852656 1997 1.257195954999517 1998 7.757891825448837 1999 10.864692693012586 2000 3.324733328760061 2001 5.911958721541623 2002 1.2191317245708433 2003 5.175937741951486 2004 2.3921395383682267 2005 3.4273947612791176 2006 4.890745221971287 2007 3.6010318079629116 2008 3.8341273159471285 2009 3.2557267698786916 2010 2.197148255247683 2011 0.727979062193441 2012 2.857895324359731 2013 3.0928597959131423 2014 5.25364867369214 2015 4.440278221420385 2016 5.2900859563596185 2017 4.880765840957139 2018 4.748971052521497 2019 3.8263622809338216 2020 2.31395066006273 2021 3.3598592795375026 2022 3.454520304334423