Champion Data is the AFL's official statisticians. Credit: Champion Data When Darren Jarman kicked an astounding five goals in the last quarter of the 1997 AFL Grand Final, I was 8 years old. Today, Jarman's haul would be analyzed to within an inch of its life. But in 1997, the AFL's data collecting was fairly basic. In 1999, the AFL established a system to track a range of performance and statistical measures via its official data partner, Champion Data.