Year	% of births
2000	31.334772968544783
2001	31.163326380764826
2002	30.970629196126826
2003	30.753232607130027
2004	30.522649021552365
2005	30.28544486149393
2006	30.034970633413863
2007	29.787684083297467
2008	29.560991331545527
2009	29.336816147440643
2010	29.110763676959216
2011	28.880182039580724
2012	28.640557754245886
2013	28.388818931912404
2014	28.114307271920037
2015	27.850623739816434
2016	27.574609799851338
2017	27.300615639359705
2018	27.055978079933467
2019	26.83728272044297
2020	26.655111618389867