SELECTED FINANCIAL AND DOMESTIC CABLE AND BROADBAND OPERATING HIGHLIGHTS (UNAUDITED) Quarter Ended March 31, % % Chg Dollars in millions 1998 1997 Change Norm - - ---------------------- --------- ------------------------ Domestic Cable & Broadband Results Revenues Basic cable $ 414 $ 368 12.5 Premium 79 82 (3.7) Advertising 31 25 24.0 Primestar 34 23 47.8 Pay-per-view 13 11 18.2 New prod. tier 5 2 - Equip. & Install. 40 35 14.3 Other 3 6 (50.0) ------------------- Total Revenue (1) $ 619 $ 552 12.1 12.5 ------------------- Operating Cash Flow (2) Core cable (1) $ 261 $ 236 10.6 10.3 Other (21) (11) 90.9 ------------------- Total Oper. Cash Flow (1) $ 240 $ 225 6.7 6.0 ------------------- Operating Cash Flow Margins Core cable 45.4% 45.0% Total 38.8% 40.8% Operating & Financial Highlights Homes passed (thousands) (1) 8,382 8,308 0.9 1.9 Subscribers (thousands): Basic cable (1) 4,910 4,873 0.8 1.5 Primestar 193 152 27.0 Basic pen. 58.6% 58.7% Premium units (thousands) 3,958 3,855 2.7 Premium/Basic 80.6% 79.1% High speed data cust. (actual) 31,000 - - Core cbl. mnly. rev./avg. sub (actual) (1) $ 39.17 $ 36.47 7.4 8.3