Year	Number
1992	78.97256916894685
1993	128.3310299334504
1994	21.124214361129447
1995	5.734522611182181
1996	2.5961140046418625
1997	2.855704132329694
1998	8.008846411331138
1999	4.8417134277357015
2000	3.9334250918036204
2001	2.7573349528051656
2002	2.7400418238570716
2003	2.5737277628428354
2004	2.4317889219805453
2005	1.9532224536917515
2006	2.3120179549050466
2007	2.4149486457340754
2008	3.1040642822365005
2009	2.360086060363778
2010	2.1792662219331786
2011	2.7065603998981493
2012	3.9408273205378372
2013	5.570975804016425
2014	10.676430399323277
2015	3.4212674302845993
2016	2.777598981486664
2017	2.4162354172076186
2018	2.2562816410778495
2019	2.1981333791976576
2020	2.35526920183295
2021	2.4514199704394244
2022	2.7134099525669373
2023	2.07692147207556