NEW YORK ( TheStreet) -- CSX ( CSX) easily outraced the Street earnings estimate for the second quarter, generating earnings per share of $1.07, versus a Street consensus of 98 cents. In the same quarter last year, CSX earned 71 cents per share. The CSX outperformance was not a surprise. Over the past month, there have been 14 upward revisions to CSX second quarter earnings estimates from the Street. The consensus was raised by 7 cents, from 91 cents to 98 cents, over the past 30 days. CSX also beat the Street in the first quarter by a margin of 8 cents -- versus the just-reported second quarter outperformance of 9 cents -- generating earnings per share of 78 cents, versus a Street estimate of 70 cents. Revenue in the second quarter increased 22% the prior year to nearly $2.7 billion, slightly above the Street estimate of $2.6 billion. There was no specific guidance from CSX in the earnings release. "While the economy remains dynamic, our markets overall continue to improve, and our outlook remains positive," said Michael J. Ward, chairman, president and CEO. -- Written by Eric Rosenbaum from New York. Follow TheStreet.com on Twitter and become a fan on Facebook.