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STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2011
STOCK-BASED COMPENSATION  
Weighted-average assumptions used to estimate fair value of stock options granted

 

 

 

Stock Awards Plans:

 

 

 

 

 

Six months ended June 30,

 

2011

 

2010

 

 

 

 

 

 

 

Dividend Yield

 

1.7

%

1.8

%

Expected Stock Price Volatility

 

23.3

%

22.7

%

Risk-free Interest Rate

 

2.7

%

3.7

%

Expected Life of Option (years)

 

6.9

 

6.9

 

 

 

 

 

Director Stock Option Plans:

 

 

 

 

 

Six months ended June 30,

 

2011

 

2010

 

 

 

 

 

 

 

Dividend Yield

 

1.6

%

1.7

%

Expected Stock Price Volatility

 

22.9

%

22.6

%

Risk-free Interest Rate

 

2.5

%

3.4

%

Expected Life of Option (years)

 

6.9

 

6.9

Summary of option activity

 

 

 

 

 

Stock Awards Plans

 

Director Stock Option Plans

 

 

 

Weighted Average

 

Weighted Average

 

 

 

Shares

 

Exercise Price

 

Shares

 

Exercise Price

 

 

 

 

 

 

 

 

 

 

 

Outstanding, January 1, 2011

 

8,208,736

 

$

28.91

 

219,000

 

$

30.40

 

Granted

 

1,284,150

 

48.21

 

85,500

 

51.26

 

Exercised

 

(729,093

)

19.81

 

(30,500

)

21.81

 

Forfeited or expired

 

(12,697

)

35.17

 

 

 

Outstanding at June 30, 2011

 

8,751,096

 

$

32.49

 

274,000

 

$

37.86

 

Exercisable at June 30, 2011

 

6,234,768

 

$

28.85

 

129,836

 

$

29.18

 

 

 

 

 

 

 

 

 

 

 

Weighted-Average Remaining Contractual Term (Years):

 

 

 

 

 

 

 

Outstanding at June 30, 2011

 

6.3

 

 

 

7.6

 

 

 

Exercisable at June 30, 2011

 

5.1

 

 

 

5.6

 

 

 

 

 

 

 

 

 

 

 

 

 

Aggregate Intrinsic Value ($000):

 

 

 

 

 

 

 

 

 

Outstanding at June 30, 2011

 

$

171,387

 

 

 

$

3,965

 

 

 

Exercisable at June 30, 2011

 

$

144,128

 

 

 

$

3,006

 

 

 

 

 

 

 

 

 

 

 

 

 

Intrinsic Value of Options Exercised ($000) During the Six Months Ended:

 

 

 

 

 

June 30, 2011

 

$

22,232

 

 

 

$

884

 

 

 

June 30, 2010

 

$

18,711

 

 

 

$

245

Summary of restricted stock unit activity

 

 

 

 

 

 

 

Weighted-Average

 

 

 

Shares

 

Grant-Date Fair Value

 

 

 

 

 

 

 

Nonvested at January 1, 2011

 

22,303

 

$

34.71

 

Granted

 

5,035

 

49.63

 

Vested

 

(10,045

)

34.44

 

Nonvested at June 30, 2011

 

17,293

 

$

39.21