Updated park factors for all teams through the first 30 days of the season.

I use a weighted mean park factor for all teams – a five year moving average, weighted 3-2-1 for the one-year factors. So the park factors for 2010 use (3*2010PF + 2*2011PF + 2*2009PF + 2008PF + 2012PF)/9, assuming they are […]