Well if more than double the attendances and triple the memberships didn't tell you more than you needed to know, how about the fact that multinationals and Australia's biggest corporations throw double or even triple the money at the AFL and clubs than the NRL in terms of sponsorships.
They clearly aren't paying a whole lot of attention to the facebook likes!
But if you're a scammer, or a weight loss company or offer some other dodgy service - then you'll be chasing all those NRL likes on facebook!
"Tribalism? What? So you've maintained almost 1 million club members despite over half of them not being able to go to games at all last year? Forget about that fluff, what really determines tribalism is facebook likes"