| http://www.w3.org/ns/prov#value | - Purchases may be made in the open market or otherwise, and in such amounts and at such times and prices as the company's Chairman, Chief Executive Officer or Chief Financial Officer shall determine, provided that all purchases comply with regulations and guidelines of the Securities and Exchange Commission, including Rules 10b-5, 10b-6 and 10b-18, under the Securities and Exchange Act of 1934.
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