Here's a snapshot:
--- The following info found at www.SnakeMarket.com ---
2011 - Blue Eye Leucistic (BEL) - Male - $1300 - [2012-06-19]
2011 - Lesser Mojave BEL - Female - $1600 - [2012-06-12]
2011 - Blue Eyed Leucistic (BEL) - Male - $1100 - [2012-06-09]
--- Historical and Current Ball Python pricing data ---