Here are the Bay Area residents and the amounts they gave to earn a spot on the Chronicle of Philanthropy's list of the 50 biggest donors to charity in 2012:

No. 2: Mark Zuckerberg and Priscilla Chan, $499 million

No. 5: Sergey Brin and Anne Wojcicki, $223 million

No. 13: Michael Moritz and Harriet Heyman, $116 million

No. 21 (tied): Jeff and Judy Henley, $50 million

No. 21 (tied): George Roberts, $50 million

No. 29: Larry Ellison, $46 million

No. 48: James and Anna Marie Spilker, $28 million

The complete list is available at http://philanthropy.com/50

Source: Chronicle of Philanthropy