From the health care overhaul to the killing of Usama bin Laden, President Obama’s first term was marked by major changes, major accomplishments and major controversies.

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As the president launches into the next four years, the following is a look back — by the numbers — on the first four.

1Obama Stats
Number of countries visited: 35

Number of recess appointments: 32

Number of pardons: 22

Number of vetoes: Two

Addresses to the nation: Nine

Addresses to Congress, including State of the Union: Six

Current approval rating: 47 percent

Approval rating in January 2009: 65 percent