Just in time for the April 15 deadline, Barack and Michelle Obama have filed their 2009 tax returns. Made public and posted online by the White House, the documents offer Americans an unfiltered look at the first family's finances — including nearly $6 million dollars in income from the president's two best-selling books. Here, some other notable figures from the POTUS's 1040:

$5,505,409

Adjusted gross income declared by Barack and Michelle Obama

$400,000

Mr Obama's salary as President of the United States

$3.3 million

Income from the sale of Mr Obama's first book, "Dreams from My Father," a memoir about his family and early life

$2.3 million

Income from the sale of Mr Obama's second book, "The Audacity of Hope," a policy prescription for America

$1,792,414

Federal income taxes paid by the Obamas

$163,303

Illinois state income taxes paid

$136

Foreign taxes paid

40

Number of charities to which the Obamas donated in 2009

$329,100

Total amount donated to charity (not including Mr Obama's $1.4 million Nobel Peace Prize honorarium, which went entirely to charity)

$50,000

Largest donation, made to both the United Negro College Fund and the anti-poverty group CARE

$150

Smallest donation, made to United Way/Crusade of Mercy, a Chicago health and social services non-profit

$606,170

Tax deductions declared by the First Family — including nearly half a million dollars in business expenses

$355,000

Approximate value of Bank of Hawaii shares left to Mr Obama by his grandmother, Madelyn Dunham, following her death in 2008

65

Total number of pages in the Obamas' tax return

34

Total number of pages in Vice President and Dr. Jill Biden's tax return

$8,287

Tax refund Obamas would be getting, had they not decided to apply the sum toward their 2010 taxes

$4,300

Donatation by The Obamas' accountant, Harvey Wineberg, to Obama's 2008 presidential campaign — the maximum allowed

3

Number of times Barack and Michelle Obama each signed the family tax returns

1

Number of times he accidentally signed where she was supposed to

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View Mr and Mrs Obama's full 2009 tax return (PDF)

View Mr and Mrs Biden's full 2009 tax return (PDF)

Sources: WhitHouse.gov, The Atlantic, Wash. Post, Swamp Politics