Darrell W. Kelsoe Managing Director Kelsoe and Associates, LLC issued his initial appraisal on February 18, 2008 in the amount of $3,073,620,112.50 USD
Darrell W Kelsoe Managing Director Kelsoe and Associates, LLC issued his update of the appraisal of 2008 on August 21, 2017 in the amount of $3,534,663,129.37 USD