Year annual % growth 1961 4.385036837564343 1962 -4.22735929346328 1963 -11.510557697843296 1964 10.393966746963798 1965 11.796819051775614 1966 7.059719350975186 1967 3.379349155895156 1968 -0.7170549137893545 1969 3.3570560012414035 1970 5.932740511928557 1971 5.689527266891872 1972 1.6391739651916595 1973 13.646088249492408 1974 -16.791709058577823 1975 3.9349390174364203 1976 22.43458525132678 1977 0.1131325693766172 1978 -4.461784887310998 1979 -0.9361392146050349 1980 -5.159315683218665 1981 11.988326666397725 1982 -10.43618824675653 1983 -2.027407778347225 1984 -5.751599398931987 1985 -3.022430129966395 1986 -4.779034083242138 1987 -11.017577452818145 1988 7.7898230608014245 1989 -1.24728850087196 1990 1.6474464569701723 1991 -0.1620745198923288 1992 1.2987012049021587 1993 3.4188034750098666 1994 7.592975121284141 1995 5.952952598967315 1996 7.340280937154887 1997 6.58505691980173 1998 1.9405940206867314 1999 -2.447552392455947 2000 5.3365193139246685 2001 1.0964082775158772 2002 -0.3365744265602615 2003 2.1013133975850593 2004 2.2785740042125155 2005 7.79734104302554 2006 8.09999997183688 2007 8.442907061084128 2008 5.806035594531849 2009 5.896283088452961 2010 5.813311058346883 2011 3.874065671085148 2012 6.83202680868888 2013 1.66641460395347 2014 2.831924717082998 2015 -0.3919267903258685 2016 2.490176724821879 2017 2.798624960638179 2018 2.9200117423323775 2019 4.152942577086378 2020 -9.442094835305099 2021 11.89945250579838 2022 8.640069184473901