UPDATED Friday Ratings - 'Shark Tank,' 'Magnum P.I.' and 'Blue Bloods' Rise; 'Whose Line Is It Anyway?' Returns Steady

On January 8, 2021, ABC won in the Adults 18-49 demographic with a 0.68 rating - followed by CBS (0.60), FOX (0.56), NBC (0.42) and The CW (0.13).

Furthermore, CBS won in total viewers with 5.868 million viewers - followed by ABC (4.056), NBC (2.636), FOX (2.120) and The CW (0.777).

UPDATE - MacGyver, WWE SmackDown and the repeats of Mr. Mayor were adjusted up.

ABC (0.68 Rating, 4.056 Million Viewers)

        SHARK TANK (0.81, +0.21)

        20/20 (0.62, +0.22)

CBS (0.60 Rating, 5.868 Million Viewers)

        MACGYVER (0.59, +0.09)

        MAGNUM P.I. (0.60, +0.10)

        BLUE BLOODS (0.61, +0.11)

FOX (0.56 Rating, 2.120 Million Viewers)

        WWE SMACKDOWN (0.56)

NBC (0.42 Rating, 2.636 Million Viewers)

        MR. MAYOR (0.45) REPEAT

        MR. MAYOR (0.36) REPEAT

        DATELINE (0.42, +0.02)

THE CW (0.13 Rating, 0.777 Million Viewers)

        WHOSE LINE IS IT ANYWAY? (0.13) SEASON PREMIERE

        WHOSE LINE IS IT ANYWAY? (0.15) REPEAT

        PENN & TELLER: FOOL US (0.12, +0.02)

The Final Ratings for Friday, January 8 

Average Rating: 0.45

Average Viewership: 3.199


NOTE: For the 2020-21 broadcast season, Nielsen has determined that there are 121 million TV households in the United States - with 307.9 million people ages 2 and up. The Adults 18-49 demographic is the rating most commonly reported and helps determine ad rates but is not the sole explanation for whether a show will be renewed or cancelled.