Year | Value | 2022 | 88.10102985741 | 2021 | 86.514015914146 | 2020 | 83.715412677913 | 2019 | 81.291894988495 | 2018 | 78.915558259415 | 2017 | 74.499557142523 | 2016 | 72.31270379957 | 2015 | 69.88093107978 | 2014 | 68.833356364358 | 2013 | 66.18191145902 | 2012 | 63.872810523134 | 2011 | 60.189239751095 | 2010 | 57.033654512042 | 2009 | 52.733713513746 | 2008 | 48.139383808567 | 2007 | 43.58341965822 | 2006 | 37.980856744247 | 2005 | 35.094389199322 | 2004 | 32.237468826674 | 2003 | 28.252161950524 | 2002 | 22.956809304089 | 2001 | 16.336248357031 | 2000 | 13.126984957089 | 1999 | 9.2022539149698 | 1998 | 5.4118755649898 | 1997 | 3.3421965080685 | 1996 | 1.8340968855601 | 1995 | 0.9894896386184 | 1994 | 0.52423448893934 | 1993 | 0.27965131343935 | 1992 | 0.18060224001934 | 1991 | 0.10186751305017 | 1990 | 0.048030834088336 |
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