Year	Number
1996	45.7446823120117
1998	53.7234039306641
2000	58.201057434082
2002	60.8465614318848
2003	41.7085418701172
2004	46.6019401550293
2005	47.5728149414063
2006	53.1400947570801
2007	47.3429946899414
2008	39.4230766296387
2009	25.5924167633057
2010	26.5402851104736
2011	30.3317527770996
2012	26.5402851104736
2013	26.5402851104736
2014	29.0476188659668
2015	25.7142848968506
2016	28.0952377319336
2017	30
2018	40.0943412780762
2019	40.0943412780762
2020	38.2075462341309
2021	36.7924537658691
2022	34.4339637756348