Year	% of population
2000	99.958665400505
2001	99.9567270815289
2002	99.9547887625528
2003	99.9528504435767
2004	99.9509121246006
2005	99.9489738056245
2006	99.9470354866484
2007	99.9450971676723
2008	99.9431588486962
2009	99.9412205297201
2010	99.939282210744
2011	99.9373438917679
2012	99.9354055727918
2013	99.9334672538156
2014	99.9315289348395
2015	99.9295906158634
2016	99.9276522968873
2017	99.9257139779112
2018	99.9237756589351
2019	99.921837339959
2020	99.9198990209829
2021	99.9198990209829
2022	99.9198990209829