Year	% of births
2000	7.1584615848687845
2001	7.181504540133891
2002	7.203663982826486
2003	7.224156868104028
2004	7.238879011909075
2005	7.258884817191191
2006	7.282310992517844
2007	7.298064804104281
2008	7.3354219718749425
2009	7.352690421868336
2010	7.378421085108475
2011	7.399821818988932
2012	7.4040456691636205
2013	7.396843210035157
2014	7.395752011473845
2015	7.385876328388922
2016	7.361192441315112
2017	7.339342792117813
2018	7.317793331035978
2019	7.303662162429452
2020	7.294469746894789