SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

6 Months Ended

Jun. 30, 2011

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Reconciliation of the weighted average number of common shares

	Quarterly		Year to Date
In Millions	2011	2010	2011	2010
Weighted Average Shares Outstanding  - Basic	128.5	125.2	128.2	124.5
Net effect of dilutive stock-based compensation plans and equity forward contracts	1.2	0.2	1.2	0.1
Weighted Average Shares - Diluted	129.7	125.4	129.4	124.6