Superstation TBS has claimed its 11th consecutive annual 24-hours ratings win , with the basic cable network averaging a 1.4 rating/4.3 share and delivering an average audience of 803,000 homes for 1992.The performance is on par with TBS’ 1991 finish, when the service pulled a 1. 4 rating (which equaled 793,000 households at the time). According to TBS, it ended this year 17% ahead of its next closest basic cable competitor, the USA Network, which averaged a 1.2 rating for the year. The Atlanta superstation also said it outdistanced pay services HBO (801,000 homes) and Showtime (237,000) for ’92. TBS sister network TNT and Viacom’s Nickelodeon services tied for third place with 1.0 ratings. As previously reported (Daily Variety, Dec. 23), USA earned the highest prime time numbers with a 2.3 rating. TBS closely trailed with a 2.2. A year ago, USA and TBS tied between 8 and 11 p.m. with a 2.2. In the fourth quarter of this year, sports network ESPN scored a prime time victory with a 2.3 rating, which compared to a 2.2 for both TBS and USA.