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Earnings Per Unit (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Unit [Abstract]

Basic and Diluted Earnings Per Unit

The following table presents our calculation of basic and diluted earnings per unit for the periods indicated:

		For the Year Ended December 31,
		2013				2012				2011
BASIC EARNINGS PER UNIT
Numerator:
Net income attributable to limited partners		$	2,596.9			$	2,419.9			$	2,046.9
Denominator:
Weighted-average number of distribution-bearing common units outstanding			894.0				861.8				824.6
Basic earnings per unit:
Net income attributable to limited partners		$	2.90			$	2.81			$	2.48
DILUTED EARNINGS PER UNIT
Numerator:
Net income attributable to limited partners		$	2,596.9			$	2,419.9			$	2,046.9
Denominator:
Weighted-average number of units outstanding:
Distribution-bearing common units			894.0				861.8				824.6
Class B units			2.7				4.5				4.5
Designated Units			23.4				25.5				29.5
Incremental option units			1.2				1.4				1.3
Total			921.3				893.2				859.9
Diluted earnings per unit:
Net income attributable to limited partners		$	2.82			$	2.71			$	2.38

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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