following table presents financial assets and liabilities measured at fair value on a recurring basis by the valuation hierarchy as defined in the fair value guidance:


In millions	Level 1			Level 2			Level 3	Carrying Value
June 30, 2012
Cash equivalents	$	354.3						$	354.3
Investments		145.6	*						145.6
Derivative assets		137.3	*	$	71.5				208.8
Total assets at fair value	$	637.2		$	71.5			$	708.7

Derivative liabilities				$	(10.2	)		$	(10.2	)
Total liabilities at fair value				$	(10.2	)		$	(10.2	)

December 31, 2011
Cash equivalents	$	581.7						$	581.7
Investments		132.4	*						132.4
Derivative assets		154.5	*	$	71.1				225.6
Total assets at fair value	$	868.6		$	71.1			$	939.7

Derivative liabilities				$	(15.6	)		$	(15.6	)
Total liabilities at fair value				$	(15.6	)		$	(15.6	)

*	Includes long-term investments and derivatives that hedge market-driven changes in liabilities associated with the Company’s supplemental benefit plans.