World Distribution of Roller Derby. Bars of same colour are connected via games during that year. White (dominant group) bar heights according to ranking via SRD Rank. Data via Flat Track Stats.
Original Globe from Google DataArts, with touch additions from Gav Jackson. Color morphing and improvements by Scottish Roller Derby Blog.
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
World Roller Derby Distribution
This is a Chrome Experiment