average rugby crowds in Australia since 2003:
Year - average crowd
2003 - 34,793
2004 - 29,184
2005 - 28,552
2006 - 22,609
2007 - 14,118
2008 - 26,827
2009 - 21,341
2010 - 22,622
2011 - 20,130
2012 - 22,360
2013 - 22,654
2014 - 12,218
2015 - 16,841
2016 - 18,818
2017 - 13,297
http://www.austadiums.com/sport/sport.php?sid=5
Is that Super Rugby only or does it include Tests?