Sunday night’s broadcast of Game 6 of the NHL’s Western Conference first round scored a 12.45 household rating for CSN Chicago, a new record for Chicago Blackhawks telecasts according to Nielsen Media Research. Roughly 436,074 households watched the Blackhawks’ victory over the Vancouver Canucks, including a peak rating of 16.9 (592,000 households). Comcast SportsNet also set new records for Chevy Blackhawks Pre-Game Live (3.43) and Jose Cuervo Blackhawks Post Game Live (5.32 overall, 5.81 adults 25-54). CSN Chicago was the highest rated network within the Chicago market for adults 25-54 from 6-11:30 p.m. Roughly 1.7 million viewers have tuned into the network’s coverage of the first six games of Chicago Blackhawks playoff run, up 35% for household ratings from last year, and up 46% in adults 25-54, according Broadcasting and Cable.