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Investments

9 Months Ended

Feb. 29, 2012

Investments [Abstract]

Investments

NOTE 2 Investments

The following is a summary of investments:

		Gross Amortized Costs				Gross Unrealized (Losses) Gains				Fair Value
		(Dollars in thousands)
February 29, 2012
U. S. Treasury Bills		$	26,997			$	3			$	27,000
May 31, 2011
U. S. Treasury Bills		$	34,994			$	11			$	35,005

The fair value is determined by a secondary market for U.S. Government Securities. At February 29, 2012 and May 31, 2011, the U.S. Treasury Bills matured within five months.

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