According to this poll, 44% of people like their jobs so much that they would continue working at them even if given $10 million:
http://economix.blogs.nytimes.com/2013/08/16/winning-the-lottery-but-keeping-your-job/Winning the Lottery, but Keeping Your Job
By CATHERINE RAMPELL
New York Times
August 16, 2013
According to Gallup, two-thirds of American workers say they would continue working even if they won $10 million in the lottery.
I suppose it would not surprise me if that many people said they wanted to continue working, but would switch to a new, fantasy career that they had forgone because it did not pay enough or was too risky (nonprofit work, opening a cupcake bakery, etc.). But most people who say they would continue working specified that they would like to continue in their current jobs.
[...]
About half of respondents with postgraduate degrees and half of respondents with no more than a high school diploma said they would stick with their current positions if they won the lottery. Only about a third of respondents with some college or a college degree but no postgraduate work said they would stick with their current jobs.