Annual annual % growth
1971 4.070810873831675
1972 8.711382948048254
1973 9.233842062984124
1974 5.809736671728189
1975 3.213071631010095
1976 3.6501936077559094
1977 0.26384466285549024
1978 7.726176573284562
1979 7.4863367112514965
1980 14.484085170285837
1981 10.359121067788621
1982 -6.800729314352623
1983 -12.42476450205946
1984 2.9911622896505037
1985 5.210342115158866
1986 -10.992327848151675
1987 4.4666612559991705
1988 -2.3155863932246916
1989 6.297905290612121
1990 7.3599125284993505
1991 8.103508543673698
1992 4.677037298528646
1993 -1.0213822642764114
1994 7.713629561457253
1995 -11.337362703269903
1996 6.07662277362337
1997 10.933014870334318
1998 4.746605069105598
1999 5.70988713032186
2000 4.6276593299101165
2001 1.2738321351828432
2002 0.10903860442152791
2003 -2.3029247264119306
2004 3.0573765904863706
2005 -0.7217709332443434
2006 6.767469617443368
2007 1.9592963343185659
2008 -1.1771113847606358
2009 -6.302727108870172
2010 4.775615535543466
2011 2.8909489134086357
2012 2.144813987858413
2013 0.9490458203438976
2014 4.564518739951566
2015 4.749212281580867
2016 1.3618278055511013
2017 2.4822049533552786
2018 1.2135495120251534
2019 1.236373142298902
2020 -11.437328460660126
2021 2.4757059050405985