Year annual % growth 1976 16.379854918091084 1977 13.54533599922209 1978 8.135500739881323 1979 5.579762942384761 1980 6.300718486503669 1981 2.9985933585221574 1982 9.710763988817689 1983 7.031053754226079 1984 4.355071212204592 1985 5.454622679774744 1986 2.138343403161457 1987 10.402650862955028 1988 9.995176326133588 1989 5.946331233434108 1990 10.973637775226777 1991 8.107935161328726 1992 5.814605655798147 1993 -7.227939063740635 1994 6.244693398496139 1995 20.289184164730727 1996 4.297760286296338 1997 3.960072161663092 1998 8.64318478650388 1999 4.047021017051122 2000 5.698063564092436 2001 5.955536175325989 2002 3.4772174058452094 2003 5.091558046470368 2004 5.154010163776007 2005 3.573969826884621 2006 4.604844369159153 2007 8.373495643995568 2008 7.83375459769384 2009 -3.9239842507904967 2010 3.897985503213235 2011 -0.348301116653829 2012 -2.690676882382661 2013 -6.5227443526488855 2014 -1.6419972889011376 2015 2.792224545311157 2016 4.1830244097593265 2017 4.268145265433461 2018 4.840219923551686 2019 5.390770474729422 2020 -2.8826834304641693 2021 6.04598345139793 2022 7.206601745335448 2023 3.7922373609612094