appendix a list of commenters initial comments american cable association aca ameritech new media inc at&t corp bellsouth corporation directv echostar satellite hiawatha broadband communications mediaone group microcom anchorage alaska national television ncta rural telecommunications cooperative nrtc optel rcn broadcasting and sbca wireless international wca reply cablevision systems comcast competitive coalition corecomm limited lifetime entertainment services mainstreet unitel seren innovations speedvision network llc outdoor life viacom walt disney company b table 1 industry growth 1991 june 1999 e in millions year households th homes passed hp basic subscribers subs hhs by subscribing us penetration total change 92 88 4 2 8 53 3 96 0 58 60 1992