Year	Number
1996	62.7659568786621
1998	62.7659568786621
2000	64.0211639404297
2002	77.2486801147461
2003	83.9196014404297
2004	72.8155364990234
2005	69.9029159545898
2006	74.8792266845703
2007	76.328498840332
2008	70.6730804443359
2009	69.1943130493164
2010	70.6161117553711
2011	68.7203826904297
2012	72.511848449707
2013	80.568717956543
2014	70.476188659668
2015	70.476188659668
2016	72.8571395874023
2017	72.3809509277344
2018	69.8113174438477
2019	72.1698150634766
2020	78.7735824584961
2021	73.5849075317383
2022	69.3396224975586