I am not sure, but due to the fact that we are seeing a development in increasing runs per season
i guess after rule changes scoring dropped a lot and now everyone is adapting to these.
4.82 | season = 2004 |
4.59 | season = 2005 |
4.84 | season = 2006 |
4.80 | season = 2007 |
4.65 | season = 2008 |
4.61 | season = 2009 |
4.37 | season = 2010 |
4.29 | season = 2011 |
4.31 | season = 2012 |
4.16 | season = 2013 |
4.06 | season = 2014 |
4.25 | season = 2015 |
4.47 | season = 2016 |
4.64 | season = 2017 |
- | season = 2018 |