TABLE A1.

Rule Changes to Reduce Match Density in the Australian Football League^3,35,38

Year	Rule Revision
2011	Stricter interpretation placed on deliberate out-of-bounds rule
2013	A throw-up of the ball by field umpires to replace all field bounces; center bounces at the beginning of the quarter and after goals continue as previously
2013	Compulsory noncontact by opposing ruckmen before the ball leaving an umpire’s hand at all stoppages
2015	Stricter interpretation of prior opportunity in which a player has not elected to take a previous chance to dispose of the ball (choosing to evade, feign, etc)
2016	A stricter interpretation of deliberate out of bounds applied based on a player’s not showing enough intent to keep the ball in play