Year	% of population
2008	15.6360440093353
2009	0.918195402414661
2010	1.24992934373824
2011	1.11478629755242
2014	1.12140224410585
2015	1.26209198800679
2016	2.24248525253071
2017	1.76697747742243
2018	1.66724007513849
2019	2.03687350140441