Year | Value | 2020 | 111.00789725033 | 2019 | 90.357357909911 | 2018 | 95.847821129016 | 2017 | 95.77868110314 | 2016 | 100.77804413121 | 2015 | 88.502684163273 | 2014 | 93.110334600343 | 2013 | 98.444885356908 | 2012 | 74.242212204553 | 2011 | 64.046718540708 | 2010 | 56.211831253932 | 2009 | 58.190823766735 | 2008 | 61.912064772571 | 2007 | 64.28857447128 | 2006 | 76.82950720446 | 2005 | 81.722619484527 | 2004 | 77.458022637102 | 2003 | 70.837349382689 | 2002 | 58.122273902621 | 2001 | 72.208454038574 | 2000 | 40.480374944584 | 1999 | 36.09335890865 | 1998 | 31.082626892313 | 1997 | 31.936746774693 | 1996 | 37.853277255727 | 1995 | 28.263949234023 | 1994 | 34.442020436715 | 1993 | 40.940796308429 | 1992 | 47.483353362588 | 1991 | 49.386292649567 | 1990 | 53.346359328101 |
|