Year	% of population
2009	1.01961479549412
2010	0.828653555182196
2011	0.873842691027297
2012	0.467230971018006
2013	1.07682051730154
2014	0.97607840797116
2015	1.09431866946182
2016	1.20662831378656
2017	2.04625133273849
2018	1.30750994431394
2019	1.10085128124794