MediaOne Group, Inc. Key Operating Statistics- Pro Forma (1) For the Quarter Ended In thousands, except June 30, Mar. 31, June 30, dollar amounts 1999 1999 1998 - --------------------------------------------------------------------- OPERATING STATISTICS- DOMESTIC CABLE - ---------------------------------------- MediaOne Domestic Cable Statistics - -------------- Homes Passed 8,540 8,527 8,435 Basic Video Customers 4,994 4,966 4,935 Basic Video Customer Growth (Y/Y) 1.2% 1.1% 1.5% Basic Video Penetration 58.5% 58.2% 58.5% High Speed Data Customers 140 114 39 Telephone Customers 26 17 1 Telephone Lines 36 22 2 Results Per Customer: - ---------------------- Video Monthly Revenue per Customer $ 42.85 $ 42.45 $ 40.31 Total Monthly Broadband Revenue per Customer $ 44.46 $ 43.93 $ 40.84 Video EBITDA Margin (with Year 2000 costs) 40.4% 41.1% 42.1% Total EBITDA Margin 37.3% 36.9% 39.1% - --------------------------------------------------------------------- Time Warner Entertainment (2) Homes Passed 18,168 17,938 15,780 Basic Video Customers 11,208 11,153 9,874 High Speed Data Customers 186 148 50 - --------------------------------------------------------------------- (1) Results reflect pro forma adjustments for acquisitions, dispositions and other asset transactions. (2) MediaOne Group has 50% management control of TWE domestic broadband business and a 25.51% equity ownership. TWE numbers are as reported versus pro forma numbers. - --------------------------------------------------------------------- -7-