At most you should be comparing MSNBC, CNN, NBC, ABC vs Fox News, or Mother Jones/The Nation vs National Review.
> the Democratic Party received a total donation of $1,020,816, given by 1,160 employees of the three major broadcast television networks (NBC, CBS, ABC), while the Republican Party received only $142,863 via 193 donations
At most you should be comparing MSNBC, CNN, NBC, ABC vs Fox News, or Mother Jones/The Nation vs National Review.
> the Democratic Party received a total donation of $1,020,816, given by 1,160 employees of the three major broadcast television networks (NBC, CBS, ABC), while the Republican Party received only $142,863 via 193 donations
https://www.wikiwand.com/en/Media_bias_in_the_United_States