ILLINOVA Condensed Consolidated Statements of Income Three Months Ended * Twelve Months Ended December 31, December 31, As % Change As % Change Restated Fay/ Restated Fay/ 1998 1997** (Unfav) 1998 1997** (Unfav) (Millions) (Millions) Operating Revenues Electric $251.1 $266.5 (6) % $1,224.2 $1,244.4 (2) % Electric interchange 63.1 34.2 85 557.2 175.6 - Gas 83.2 88.0 (5) 287.8 353.9 (19) Diversified enterprises 87.2 165.7 (47) 361.4 735.6 (51) --------- ------- -------- ------- Total 484.6 554.4 (13) 2,430.6 2,509.5 (3) --------- ------- -------- ------- Operating Expenses Fuel for electric plants 67.2 68.5 2 250.2 232.4 (8) Power purchased 91.0 62.3 (46) 735.2 217.9 - Gas purchased for resale 45.9 67.1 32 149.6 207.7 28 Diversified enterprises 96.8 179.7 46 392.0 792.3 51 Other operating and maintenance 173.2 127.7 (36) 537.9 402.2 (34) Depreciation and amortization 51.4 50.4 (2) 203.6 198.8 (2) General Taxes 22.9 28.0 18 123.2 133.8 8 Clinton plant impairment loss 2,666.9 - (100) 2,666.9 - (100) --------- ------- -------- ------- Total 3,215.3 583.7 - 5,058.6 2,185.1 (132) --------- ------- -------- ------- Operating Income (Loss) (2,730.7) (29.3) - (2,628.0) 324.4 - --------- ------- -------- ------- Other Income Miscellaneous - net 0.3 0.2 50 3.1 3.5 (11) Equity earnings in affiliates 10.8 6.4 69 22.5 17.5 29 --------- ------- -------- ------- Total 11.1 6.6 68 25.6 21.0 22 --------- ------- -------- ------- Income (Loss) Before Interest Charges and Income Taxes (2,719.6) (22.7) - (2,602.4) 345.4 - --------- ------- -------- ------- Interest Charges Interest expense 36.7 35.5 (3) 146.0 144.2 (1) Allowance for borrowed funds used during construction 0.6 (1.6) (138) (3.2) (5.0) (36) Preferred dividend requirements of subsidiary 4.9 5.1 4 19.8 21.5 8 --------- ------- -------- ------- Total 42.2 39.0 (8) 162.6 160.7 (1) --------- ------- -------- ------- Income (Loss) Before Income Taxes (2,761.8) (61.7) - (2,765.0) 184.7 - --------- ------- -------- ------- Income Taxes Income tax - impairment loss (982.8) - 100 (982.8) - 100 ITC - Clinton impairment (160.4) - 100 (160.4) - 100 Other income taxes (36.5) (27.4) 33 (42.3) 80.3 153 --------- ------- -------- ------- Total (1,179.7) (27.4) - (1,185.5) 80.3 - --------- ------- -------- ------- Net Income (Loss) Before Extraordinary Item (1,582.1) (34.3) - (1,579.5) 104.4 - Extraordinary Item Net of Income Tax Benefit of $118.0 Million - (195.0) - - (195.0) - --------- ------- -------- ------- Net Income (Loss) (1,582.1) (229.3) - (1,579.5) (90.6) - Carrying amount over (under) consideration paid for redeemed preferred stock of subsidiary - (0.9) - - 0.2 - --------- ------- -------- ------- Net Income (Loss) Applicable to Common Stock ($1,582.1) ($230.2) - ($1,579.5) ($90.4) - ========= ======= ========= ====== Weighted average common shares 71.5 71.7 71.7 74.0 Earnings (loss) per common share before extraordinary item (basic and diluted) ($22.13) ($0.49) ($22.04) $1.41 Extraordinary item per common share (basic and diluted) - ($2.72) - ($2.63) Earnings (loss) per common share (basic and diluted) ($22.13) ($3.21) ($22.04) ($1.22) Cash dividends declared per common share $0.31 $0.31 $1.24 $1.24 Cash dividends paid per common share $0.31 $0.31 $1.24 $1.24 * Unaudited ** Restated to conform to new financial format These statements are submitted as a matter of general information and are not intended to induce, or to be used in connection with, any sale or purchase of securities. These statements should be read in conjunction with Illinova's and Illinois Power Company's 1998 Quarterly Reports on Form 10-Q and Form 8-K filings to the Securities and Exchange Commission, and Illinova and Illinois Power Company's 1998 Form 10-K/A filings to the Securities and Exchange Commission. 8