MediaOne Group, Inc. Key Operating Statistics- Pro Forma (1) In thousands, except Dec. 31, Sept. 30, Dec. 31, dollar amounts 1998 1998 1997 - -------------------------------------------------------------------------- OPERATING STATISTICS- DOMESTIC CABLE - ---------------------------------------- MediaOne Domestic Cable Statistics - ---------------------------------------- Homes Passed 8,512 8,476 8,373 Basic Video Subscribers 4,965 4,952 4,915 Basic Video Subscriber Growth (Y/Y) 1.0% 1.3% 1.6% Basic Video Penetration 58.3% 58.4% 58.7% Advanced Analog Video Subscribers 1,062 912 N/A HSD Subscribers 84 53 21 Telco Subscribers 10 4 - Telco Lines 13 5 - Results Per Subscriber - ---------------------- Video Monthly Revenue per Subscriber $ 41.17 $ 40.68 $ 38.20 Total Monthly Broadband Revenue per Subscriber $ 42.27 $ 41.57 $ 38.66 Video EBITDA Margin (with Year 2000 costs) 41.6% 40.3% 43.9% Total EBITDA Margin 37.5% 37.0% 41.8% - --------------------------------------------------------------------- Time Warner Entertainment (2) Homes Passed 17,453 15,950 15,443 Basic Video Subscribers 10,794 9,980 9,676 HSD Subscribers 104 73 26 - --------------------------------------------------------------------- (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 normalized numbers. - --------------------------------------------------------------------- -7- MediaOne Group, Inc. Key Operating Statistics- Pro Forma (1) Dec. 31, Sept. 30, Dec. 31, In thousands 1998 1998 1997 - ------------------------------------------------------------------------- OPERATING STATISTICS (Venture Level)- INTERNATIONAL BROADBAND - ------------------------------------- U.K. and European Cable/Telco (2) Homes Passed 5,369 5,316 5,185 Video Subscribers 1,896 1,831 1,787 Telephone Lines 1,600 1,525 1,342 Asian Cable/Telco Homes Passed 1,756 1,579 1,268 Video Subscribers 245 218 153 Telephone Lines 5 3 - - ------------------------------------------------------------------------ OPERATING STATISTICS (Venture Level)- INTERNATIONAL WIRELESS - ------------------------------------- One 2 One POPs 58,000 58,000 58,000 Subscribers 1,921 1,482 1,014 Subscriber Growth (Y/Y) 89.4% 83.4% 86.1% Central European Wireless POPs 63,900 63,900 63,900 Subscribers 2,205 1,913 1,178 Subscriber Growth (Y/Y) 87.2% 78.5% 120.6% Asian and Other Wireless POPs 74,000 74,000 74,000 Subscribers 152 138 104 - ------------------------------------------------------------------------ OPERATING STATISTICS (Venture Level)- TOTAL INTERNATIONAL SERVICES - ------------------------------------- Video Subscribers 2,141 2,049 1,940 Wireless Subscribers 4,278 3,533 2,296 Telephone Lines 1,605 1,528 1,342 --------- --------- --------- Total International Subscriptions 8,024 7,110 5,578 Growth (Y/Y) 43.9% 37.8% N/A - ------------------------------------------------------------------- (1) Results reflect pro forma adjustments for acquisitions, dispositions and other asset transactions. (2) MediaOne International increased its ownership in Telewest from 26.8% throughout the second quarter to 21.6% in the third quarter and 29.9% in the fourth quarter. - ------------------------------------------------------------------- -8-