Year	% of births
2000	14.620774282554637
2001	14.65611904552901
2002	14.696343400341103
2003	14.747742689564909
2004	14.801190297571871
2005	14.85090406591139
2006	14.928591228784283
2007	15.000746570842525
2008	15.071617214469596
2009	15.150474116744595
2010	15.22762621766676
2011	15.27973338831208
2012	15.331207104623084
2013	15.383619982128678
2014	15.43397131348389
2015	15.485676300278216
2016	15.530461842192283
2017	15.568423425107076
2018	15.607428121571433
2019	15.713363442856753
2020	15.758296632403193