In 2010, the Physicians Foundation conducted a survey of physicians' attitude about health care reform, calling the report "a survey of 100,000 physicians." The survey was sent to 100,000 randomly selected physicians practicing in the United States, 40,000 via post-office mail and 60,000 via email. A total of 2458 completed surveys were received.

What is the rate of nonresponse for this survey?

The rate of nonresponse is (0.01) %.