Year	% of population
2006	75.1376319801886
2007	75.2999752001126
2008	75.4629298987605
2009	75.6256796372962
2010	75.7845584963561
2011	76.1456457007876
2012	76.4897022826397
2013	76.8163932015603
2014	77.1262517015837
2015	77.4188183018964
2016	77.6941682031391
2017	77.9519102626708
2018	78.1924812495899
2019	78.4158442814724
2020	78.6223880588527
2021	78.8120563209643
2022	78.985221215824