Year	scale 0 - 100
2004	44.09090909090909
2005	45.45454545454545
2006	45
2007	45
2008	43.63636363636363
2009	42.27272727272727
2010	43.18181818181818
2011	43.63636363636363
2012	46.36363636363637
2013	43.47826086956522
2014	47.391304347826086
2015	46.52173913043478
2016	42.608695652173914
2017	46.52173913043478
2018	41.73913043478261
2019	40.869565217391305
2020	43.47826086956522