Royalty Assumptions Notes: 1.      Excludes coal produced for domestic consumption and coal where royalties are not paid to the government 2013-14 estimate for domestic coal volume is approximately 24Mt and private coal is 8Mt. 2.      Year average. 3.      Represent the benchmark contract price for highest quality coal type. Prices are discounted to reflect prices for lower quality coal. Hard coking coal can be sold up to $17 below benchmark and thermal $10 below.