============= Page 1 of 1 ============= ENRON CORP. Table 3a - Business Highlights (Unaudited) Transportation Services (In Millions) Quarter Ended Year Ended December 31, December 31, 2000 1999 2000 1999 Net Revenues $ 182 $ 176 $ 650 $ 626 Operating Expenses 76 74 280 264 Depreciation and Amortization 18 14 67 66 Equity in Earnings 18 8 63 38 Other Income, net (3) 1 25 46 IBIT $ 103 $ 97 $ 391 $ 380 Total Volumes Transported (BBtu/d) (a) Northern Natural Gas 3,728 3,738 3,529 3,820 Transwestern Pipeline 1,715 1,460 1,657 1,462 Florida Gas Transmission 1,270 1,538 1,501 1,495 Northern Border Pipeline 2,460 2,406 2,443 2,405 Portland General (In Millions) Revenues Purchased Power and Fuel Operating Expenses Depreciation and Amortization Other Income, net IBIT Retail Customers (end of period, thousands) $ 699 $ 377 $ 2,256 $ 1,379 485 179 1,461 639 82 81 321 304 59 44 211 181 27 32 78 50 $ 100 $ 105 $ 341 $ 305 725 719 725 719 Electricity Sales (Thousand MWh) Residential 2,148 2,004 7,433 7,404 Commercial 1,922 1,879 7,527 7,392 Industrial 1,259 1,198 4,912 4,463 Total Retail 5,329 5,081 19,872 19,259 Wholesale 3,655 3,300 18,548 12,612 Total Sales 8,984 8,381 38,420 31,871 (a) Reflects 100% of each entity's throughput volumes EXH010-01300