Year	annual %
2001	1.5678654280480515
2002	2.147357146210666
2003	6.943287080927703
2004	7.092253899758489
2005	8.100351480530406
2006	6.799454782635834
2007	8.901917242322341
2008	3.7121599198649307
2009	-3.8610543685086895
2010	4.800817380034061
2011	-3.5896441260505725
2012	16.833169004078115
2013	4.807666034573373
2014	3.1372221874673727
2015	2.6829992060655883
2016	3.5920677207683838
2017	3.5961036437907694
2018	2.369355456303964
2019	1.8354800120011134
2020	-5.501112748950277
2021	3.325845431840264