6.	Credit Facility

The Company is a party to a Standby Letter of Credit Agreement dated as of June 30, 2009 (the "Credit Agreement") with its principal bank. The Credit Agreement provides for standby letters of credit as to which there were $6.7 million outstanding at December 31, 2011 in connection with various surety deposit requirements for workers' compensation purposes.

Pursuant to the Credit Agreement, the Company is required to maintain compliance with the following covenants: (1) to maintain net income after taxes not less than $1.00 (one dollar) on an annual basis, determined as of each fiscal year end; (2) to maintain liquid assets (defined as unencumbered cash, cash equivalents, and publicly traded and quoted marketable securities) having an aggregate fair market value at all times not less than $10.0 million, determined as of the end of each fiscal quarter; and (3) to not borrow or permit to exist indebtedness (other than from or to the bank), or mortgage, pledge, grant, or permit to exist a security interest in, or a lien upon, all or any portion of the Company's assets now owned or hereafter acquired, except for purchase money indebtedness (and related security interests) which does not at any time exceed $500,000. The Company was in compliance with all financial covenants at December 31, 2011.