Compensation expense recognized for equity-based plans is as follows (millions):

	Three Months Ended				Six Months Ended
	6/30/11		6/30/10		6/30/11		6/30/10

Restricted stock units
and performance stock units	$	33	$	25	$	102	$	82
Stock options		12		13		45		46
Total impact on operating income	$	45	$	38	$	147	$	128

Tax benefit recognized	$	15	$	15	$	53	$	49

For each of the six months ended June 30, 2011 and 2010, the Company granted approximately 5 million restricted stock units (“RSUs”) at a weighted-average grant date fair value per RSU of $36.09 and $27.04, respectively. For the six months ended June 30, 2011 and 2010, the Company granted approximately 0.1 million and 0.2 million target performance stock units (“PSUs”), respectively, at a weighted-average grant date fair value per target PSU of $45.89 and $30.65, respectively. Total unrecognized compensation cost related to unvested RSUs and target PSUs as of June 30, 2011, without taking into account expected forfeitures, is $234 million and is expected to be recognized over a weighted-average period between one and two years.

For the six months ended June 30, 2011 and 2010, the Company granted approximately 8 million and 10 million stock options, respectively, at a weighted-average grant date fair value per option of $9.02 and $6.35, respectively. Total unrecognized compensation cost related to unvested stock options as of June 30, 2011, without taking into account expected forfeitures, is $91 million and is expected to be recognized over a weighted-average period between one and two years. The table below presents the weighted-average values of the assumptions used to value the stock options at their grant date.

	Six Months Ended June 30,
	2011	2010

Expected volatility	29.5%	29.5%
Expected term to exercise from grant date	6.31 years	6.51 years
Risk-free rate	2.8%	2.9%
Expected dividend yield	2.6%	3.2%