Year	% of population
2000	0.328217834862649
2001	0.308885357802367
2002	0.289552880742086
2003	0.270220403681812
2004	0.25088792662153
2005	0.231555449561249
2006	0.212222972500967
2007	0.192890495440686
2008	0.173558018380405
2009	0.154225541320123
2010	0.134893064259849
2011	0.115560587199567
2012	0.0962281101392861
2013	0.0768956330790047
2014	0.0575631560187233
2015	0.0382306789584419
2016	0.0188982018981605
2017	0
2018	0
2019	0
2020	0
2021	0
2022	0