============= Page 1 of 1 ============= ENRON CORP. Table 3a - Business Highlights (Unaudited) Transportation Services (In Millions) Quarter Ended Nine Months Ended September 30, September 30, 2000 1999 2000 1999 Net Revenues $ 119 $ 145 $ 468 $ 450 Operating Expenses 63 64 204 190 Depreciation & Amortization 16 18 49 52 Equity in Earnings 28 14 45 30 Other Income, net 15 8 28 45 IBIT $ 83 $ 85 $ 288 $ 283 Total Volumes Transported (BBtu/d) (a) Northern Natural Gas 3,009 3,525 3,464 3,847 Transwestern Pipeline 1,746 1,575 1,639 1,462 Florida Gas Transmission 1,649 1,659 1,601 1,477 Northern Border Pipeline 2,420 2,419 2,438 2,404 IpPortland General (In Millions) Revenues Purchased Power & Fuel Operating Expenses Depreciation & Amortization Other Income, net IBIT Retail Customers (end of period, thousands) $ 729 $ 407 $ 1,557 $ 1,002 522 241 976 460 85 74 239 223 60 43 152 137 12 3 51 18 $ 74 $ 52 $ 241 $ 200 722 714 722 714 Electricity Sales (Thousand MWh) Residential 1,444 1,440 5,285 5,400 Commercial 1,964 1,951 5,605 5,513 Industrial 1,249 1,162 3,653 3,265 Total Retail 4,657 4,553 14,543 14,178 Wholesale 5,703 4,921 14,893 9,312 Total Sales 10,360 9,474 29,436 23,490 (a) Reflects 100% of each entity's throughput volumes. EXH010-01288