1 Exhibit 11 THE COLUMBIA GAS SYSTEM, INC. AND SUBSIDIARIES Statements Re Computation of Per Share Earnings Year Ended December 31, 1995 1994 1993 ---- ---- ---- Computation for Statements of Consolidated - ------------------------------------------ Income ($ in millions) - ---------------------- Income (Loss) before extraordinary item and cumulative effect of accounting change . . . . . . . . . . . . (432.3) 246.2 152.2 Extraordinary item . . . . . . . . . . . . . . . . . . . . . . . . 71.6 - - Change in accounting for postemployment benefits . . . . . . . . . - (5.6) - - ---------------------------------------------------------------------------------------------------------------- Net income (loss) . . . . . . . . . . . . . . . . . . . . . . . . . (360.7) 240.6 152.2 - ---------------------------------------------------------------------------------------------------------------- Earnings (Loss) per share of common stock (based on average shares outstanding) ($) Before extraordinary item and accounting change . . . . . . . . . . (8.57) 4.87 3.01 Extraordinary item . . . . . . . . . . . . . . . . . . . . . . . . 1.42 - - Change in accounting for postemployment benefits . . . . . . . . . - (0.11) - - ---------------------------------------------------------------------------------------------------------------- Earnings (Loss) on common stock . . . . . . . . . . . . . . . . . (7.15) 4.76 3.01 ================================================================================================================ Additional computation of average common shares outstanding (thousands) NOTE - ---------------------------------------------------------------------------------------------------------------- Average shares of common stock outstanding . . . . . . . . . . . . 50,468 50,560 50,559 Incremental common shares applicable to common stock based on the common stock daily average market price: Applicable to contingent stock awards . . . . . . . . . . . . . . - 3 4 - ---------------------------------------------------------------------------------------------------------------- Average common shares as adjusted . . . . . . . . . . . . . . . . . 50,468 50,563 50,563 ================================================================================================================ Average shares of common stock outstanding . . . . . . . . . . . . 50,468 50,560 50,559 Incremental common shares applicable to common stock based on the more dilutive of the common stock ending or daily average market price during the year: Applicable to contingent stock awards . . . . . . . . . . . . . . - 3 4 - ---------------------------------------------------------------------------------------------------------------- Average common shares assuming full dilution . . . . . . . . . . . 50,468 50,563 50,563 ================================================================================================================ Earnings (Loss) per share of common stock as adjusted: Before extraordinary item and accounting change . . . . . . . . . (8.57) 4.87 3.01 Extraordinary item . . . . . . . . . . . . . . . . . . . . . . . . 1.42 - - Change in accounting for postemployment benefits . . . . . . . . . - (0.11) - - ---------------------------------------------------------------------------------------------------------------- Earnings (Loss) on common stock as adjusted ($) . . . . . . . . . . (7.15) 4.76 3.01 ================================================================================================================ Earnings (Loss) per common shares assuming full dilution: Before extraordinary item and accounting change . . . . . . . . . . (8.57) 4.87 3.01 Extraordinary item . . . . . . . . . . . . . . . . . . . . . . . . 1.42 - Change in accounting for postemployment benefits . . . . . . . . . - (0.11) - - ---------------------------------------------------------------------------------------------------------------- Earnings (Loss) on common stock assuming full dilution ($) . . . . . . . . . . . . . . . . . . . . . . . . . . (7.15) 4.76 3.01 ================================================================================================================ NOTE These caculations are submitted in accordance with the Securities Exchange Act of 1934 Release No. 9083 although not required by footnote 2 to paragraph 14 of Accounting Principles Opinion No. 15 because they result in dilution of less than 3%.