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National Interstate increases quarterly dividend

National Interstate announced that on February 12, its Board of Directors approved an 11c per share dividend. The first quarterly cash dividend for 2013 will be payable on March 22, to shareholders of record of the Company's common stock as of the close of business on March 8. The 11c per share dividend represents a 10% increase over quarterly dividend payments made in 2012. The company has increased its dividend each year since its Initial Public Offering in 2005. The Board of Directors intends to continue to review the Company's dividend policy at future first quarter meetings, with the anticipation of considering annual dividend increases in accordance with its dividend policy.