Year	% of births
2000	13.94291289
2001	13.69862721
2002	13.43591071
2003	13.18734017
2004	12.94982578
2005	12.72146982
2006	12.49892854
2007	12.28067251
2008	12.08584619
2009	11.90369318
2010	11.72837087
2011	11.54420266
2012	11.36359924
2013	11.21181459
2014	11.09172065
2015	11.00729654
2016	10.91303428
2017	10.79180421
2018	10.65458485
2019	10.49709091
2020	10.3436843