Year	Number
1996	59.1397857666016
1998	35.8288764953613
2000	41.4893608093262
2002	41.2698402404785
2003	44.9735450744629
2004	41.8719215393066
2005	41.9512176513672
2006	39.5121955871582
2007	36.8932037353516
2008	37.8640785217285
2009	42.5837326049805
2010	38.5714302062988
2011	40.7582931518555
2012	44.5497627258301
2013	46.9194297790527
2014	46.1538467407227
2015	42.8571434020996
2016	41.4285697937012
2017	42.3809509277344
2018	49.523811340332
2019	57.1428565979004
2020	61.4285697937012
2021	62.8571434020996
2022	63.2075462341309