Year	% of population
2008	1.86834206491502
2009	2.40978611493157
2010	1.9533001374748
2011	2.24201063763442
2012	2.36697780289953
2015	3.29358204455395
2016	3.27171114762157
2017	3.21156616293089
2018	3.51557596850573
2019	4.06109774615687
2020	7.71660227056582