Year | Q1 | Q2 | Q3 | Q4 | Mean |
2003 | 0.99 | 0.99 | 0.99 | 0.99 | 0.99 |
2004 | 0.99 | 0.99 | 0.99 | 0.99 | 0.99 |
2005 | 0.71 | 0.71 | 0.71 | 0.71 | 0.71 |
2006 | 0.49 | 0.49 | 0.49 | 0.49 | 0.49 |
2007 | 0.99 | 0.99 | 0.99 | 0.99 | 0.99 |
2008 | 0.99 | 0.99 | 0.99 | 0.99 | 0.99 |
2009 | 0.99 | 0.99 | 0.99 | 0.99 | 0.99 |
2010 | 0.92 | 0.92 | 0.92 | 0.92 | 0.92 |
2011 | 0.97 | 0.97 | 0.97 | 0.97 | 0.97 |
2012 | 0.97 | 0.97 | 0.97 | 0.97 | 0.97 |
2013 | 0.92 | 0.92 | 0.92 | 0.92 | 0.92 |
2014 | 0.83 | 0.83 | 0.83 | 0.83 | 0.83 |
2015 | 0.87 | 0.87 | 0.87 | 0.87 | 0.87 |
2016 | 0.97 | 0.97 | 0.97 | 0.97 | 0.97 |
2017 | 0.48 | 0.48 | 0.48 | 0.48 | 0.48 |
2018 | 0.53 | 0.53 | 0.53 | 0.53 | 0.53 |
2019 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 |
2020 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 |
Mean | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 |