Year	%
1990	0
1991	0
1992	0
1993	0
1994	0
1995	100
1996	50
1997	50
1998	50
1999	33.3333333333333
2000	42.8571428571428
2001	38.0952380952381
2002	38.1818181818182
2003	37.7049180327869
2004	37.7593360995851
2005	38.0722891566265
2006	38.1954887218045
2007	38.1143430290873
2008	38.0381086803105
2009	37.9346133886871
2010	37.9392025266482
2011	37.8470080197409
2012	37.9618150260352
2013	38.080684596577
2014	38.1572187018325
2015	37.8511439328121
2016	37.7568922305764
2017	37.6623376623377
2018	37.2480280455741
2019	37.244225871608
2020	37.3259277147227
2021	37.3550401427297
2022	37.4861419068736
