*Includes purchased research and development expenses of $96 million. Pro forma net income, excluding this nonrecurring item net of tax, would have been $516 million.

**Includes purchased research and development expenses of $508 million and realized gains on the sale of a minority stock investment of $153 million. Pro forma net income, excluding these nonrecurring items net of tax, would have been $1,414 million.

*** Includes purchased research and development expenses of $594 million and realized gain on the sale of a minority stock investment of $5 million. Pro forma net income, excluding these nonrecurring items net of tax, would have been $1,879 million.