Variable X _l_ 2 3 4 5 6 7 8 9 10 11 12 7.8 13 14 15 16 17 18 19 20 21 22 23 24 25 Year 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Total Mean p-value Correlation 6.82 6.78 7 7.12 7.09 7.05 7.17 7.24 7.28 7.36 7.81 7.88 7.87 8.07 8.12 8.06 8.17 8.18 8.23 151.1 7.555 c Variable Y 0.000105 0.000104 0.000107 0.00011 0.000108 0.00011 0.000109 1 0.00011 0.000113 0.000116 0.000118 0.000121 0.000123 0.000125 0.000126 1 0.00013 0.000133 0.000134 0.00014 0.000142 0.002384 0.0001192 0.955206487