MINNEAPOLIS--(BUSINESS WIRE)--Graco Inc. (NYSE: GGG) today announced results for the quarter and six months ended June 26, 2015.   Summary$ in millions except per share amounts   Thirteen Weeks Ended   Twenty-six Weeks Ended June 26,   June 27,   % June 26,   June 27,   % 2015 2014 Change 2015 2014 Change   Net Sales $ 335.5 $ 322.5 4  % $ 641.9 $ 612.5 5  % Operating Earnings 83.9 85.8 (2 )% 149.1 160.6 (7 )% Net Earnings 172.6 66.2 161  % 241.5 117.0 106  % Diluted Net Earnings per Common Sha