Year	Number
1996	0.313456207513809
1998	0.335014313459396
2000	0.348079591989517
2002	-0.0173958707600832
2003	0.120161645114422
2004	0.0533560588955879
2005	0.13313016295433
2006	0.178989619016647
2007	0.0968981608748436
2008	0.0958504602313042
2009	0.0179808251559734
2010	-0.0358108207583427
2011	-0.0862971395254135
2012	-0.0628807470202446
2013	-0.0456913113594055
2014	-0.0686448365449905
2015	-0.0699370950460434
2016	-0.0554894171655178
2017	-0.0294485334306955
2018	-0.000957082957029343
2019	-0.06662368029356
2020	-0.057718563824892
2021	-0.108277000486851
2022	0.11470004171133
