Year	% of births
2000	14.9628511
2001	14.99107874
2002	15.00423275
2003	15.00824821
2004	15.01611577
2005	15.03962094
2006	15.07582019
2007	15.09905021
2008	15.11683405
2009	15.10938707
2010	15.07773354
2011	15.02143787
2012	14.93255114
2013	14.85138909
2014	14.77487952
2015	14.72117464
2016	14.6912233
2017	14.68044245
2018	14.67291743
2019	14.66220042
2020	14.64981828
