Furthermore, FOX won in total viewers with 6.427 million viewers - followed by CBS (4.333), ABC (3.212), NBC (2.921) and The CW (0.384).
UPDATE - The Masked Singer and The Great Christmas Light Fight were adjusted up.
FOX (1.55 Rating, 6.427 Million Viewers)
THE MASKED SINGER (1.3)
THE MASKED SINGER (1.8, +0.7) SEASON FINALE
CBS (0.60 Rating, 4.333 Million Viewers)
THE AMAZING RACE (0.8, +0.1) SEASON FINALE
SEAL TEAM (0.5, -0.1)
S.W.A.T. (0.5, +0.0)
ABC (0.60 Rating, 3.212 Million Viewers)
THE GREAT CHRISTMAS LIGHT FIGHT (0.7, +0.0)
FOR LIFE (0.4, +0.0)
NBC (0.47 Rating, 2.921 Million Viewers)
CHRISTMAS SPECTACULAR STARRING THE RADIO CITY ROCKETTES (0.4) REPEAT
A SATURDAY NIGHT LIVE CHRISTMAS (0.5) REPEAT
THE CW (0.10 Rating, 0.384 Million Viewers)
DEVILS (0.1, +0.0) SEASON FINALE
PENN & TELLER: FOOL US (0.1) REPEAT
The Final Ratings for Wednesday, December 16 
Average Rating: 0.65
Average Viewership: 3.500
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.
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.
