| Year | Value | | 2019 | 149.89597520803 | | 2018 | 146.52248185721 | | 2017 | 145.61074143859 | | 2016 | 138.70866550889 | | 2015 | 132.88320919142 | | 2014 | 133.76836673358 | | 2013 | 127.79522307373 | | 2012 | 119.00573134662 | | 2011 | 111.80418580891 | | 2010 | 100 | | 2009 | 97.867910838531 | | 2008 | 105.021064735 | | 2007 | 83.074018727529 | | 2006 | 76.438703005867 | | 2005 | 71.582143375954 | | 2004 | 63.523394809316 |
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