Net Earnings per Limited Partner Common Unit

6 Months Ended

Jun. 30, 2011

Net Earnings per Limited Partner Common Unit

Net Earnings per Limited Partner Common Unit

5. Net Earnings per Limited Partner Common Unit

        Net earnings per common unit is based on the weighted-average number of common units outstanding during the period. The following table provides a reconciliation for net earnings per common unit for the three and six months ended June 30, 2011 and 2010:

		Three months ended June 30,				Six months ended June 30,
		2011		2010		2011		2010
		(in millions, except per-unit amounts)
Net earnings		$	128.9	$	66.7	$	249.8	$	100.6
	Less: Net earnings allocable to General Partner		54.5		24.9		107.7		25.6
	Less: Net earnings allocable to Class B Common Units		1.3		0.7		2.4		1.0
	Net earnings allocable to common units	$	73.1	$	41.1	$	139.7	$	74.0
Weighted average units outstanding			18.5		18.5		18.5		18.5
Net earnings per common unit		$	3.95	$	2.22	$	7.55	$	4.00

        There were no dilutive TNCLP units outstanding for the three and six months ended June 30, 2011 and 2010.