First National Corp. (FXNC) came out with quarterly earnings of $0.58 per share, in line with the Zacks Consensus Estimate . This compares to earnings of$0.39 per share a year ago. These figures are adjusted for non-recurring items. A quarter ago, it was expected that this company would post earnings of $0.49 per share when it actually produced earnings of$0.57, delivering a surprise of +16.33%.Over the last four quarters, the company has surpassed consensus EPS estimates two times.First National, which b ...