This excerpt taken from the JRCC 8-K filed Jun 6, 2005.
(10) SALES COMMITMENTS AND MAJOR CUSTOMERS
As of December 31, 2004, the Company has long-term sales agreements (terms ranging from $21 to $26 per ton) to supply coal within minimum and maximum tonnages which are as follows:
The Company operates one business segment, the mining of coal. Shipments to four customers accounted for 48.8%, 20.4%, 19.7%, and 10.6%, respectively, of coal sales during the year ended December 31, 2004.
Accounts receivable at year end from these four customers represented 38.2%, 16.1%, 23.5%, and 20.9%, respectively, of total accounts receivable.