Year	% of births
2000	8.277435288679872
2001	8.310682830262527
2002	8.300824110539208
2003	8.30034913219854
2004	8.279343801666657
2005	8.235819506110879
2006	8.230536678583487
2007	8.189331612078103
2008	8.164193868974673
2009	8.138409638182889
2010	8.114036272702295
2011	7.964862160240785
2012	7.818173603235141
2013	7.925771864505614
2014	7.819407475198205
2015	7.957026523694931
2016	7.745532708098605
2017	7.804365074031545
2018	7.973505178279922
2019	8.004856711556723
2020	8.230130100851651