Year	annual %
1990	15.3581413902885
1991	-11.3661025319168
1992	0.213866958889213
1993	-0.509480779167674
1994	46.5514429443013
1995	1.33911548793357
1996	13.5626767433953
1997	0.946536838356195
1998	-17.7864014784402
1999	19.191335888387
2000	28.0893435970034
2001	-6.25259344131398
2002	0.855807814236272
2003	-0.217120395730603
2004	7.7652785346058
2005	20.0944728946612
2006	9.86813727770777
2007	4.23136164247251
2008	20.4789590409741
2009	-18.0745351045978
2010	16.5643202141089
2011	12.68122777311
2012	-2.9419027036061
2013	-6.15792493444491
2014	-0.851390333321461
2015	-8.92717245327955
2016	-4.26975397974572
2017	3.82030214446843
2018	7.17665749439934
2019	1.54748519798422
2020	-9.17390572382459
2021	25.3483072915005
2022	13.855464991116
2023	-7.41533221979608