Year	annual % growth
1971	6.223999995592095
1972	7.2751920338105975
1973	6.5009838569610565
1974	-0.9756106765791088
1975	-15.350817877744944
1976	13.054419619230345
1977	9.251529149851834
1978	10.925761339619427
1979	6.853404115380755
1980	7.198108361943767
1981	7.412132895858534
1982	2.1964922583098456
1983	1.0299244117260713
1984	5.894521845687791
1985	6.071030534519053
1986	11.416573037864211
1987	-1.3618925862007245
1988	5.6606408609085435
1989	7.176410412208426
1990	5.878442085283069
1991	-3.198866618260155
1992	1.2374092884719374
1993	-1.3082317088808395
1994	4.507200241168945
1995	5.85524650212335
1996	3.9396203830777807
1997	10.356720113495285
1998	5.3218089566291695
1999	3.984204672009156
2000	8.136385212575476
2001	1.415936143032127
2002	-1.9165464865653945
2003	0.6046677255657045
2004	4.930422711302597
2005	9.61861391097601
2006	2.8425527054991306
2007	5.863802281591262
2008	4.398986837278045
2009	-2.7410084839125517
2010	7.990134014020711
2011	8.93650034707801
2012	-2.1073393735830876
2013	12.26870583375603
2014	-6.7637536269985645
2015	4.95156354031927
2016	5.285861132768758
2017	-0.38721182325532766
2018	0.75056284455286
2019	0.2783808016501297
2020	-3.1801492724020193
2021	5.704490834811878
2022	6.180669124236488
2023	3.5246342119664433