Analysis of information sources in references of the Wikipedia article "List of Empire episodes" in English language version.
For the second season, see "Empire: Season Two Ratings". TV Series Finale. May 19, 2016. Retrieved November 11, 2019.
For the third season, see "Empire: Season Three Ratings". TV Series Finale. May 25, 2017. Retrieved November 11, 2019.
For the fourth season, see "Empire: Season Four Ratings". TV Series Finale. May 24, 2018. Retrieved November 11, 2019.
For the fifth season, see "Empire: Season Five Ratings". TV Series Finale. September 27, 2018. Retrieved November 11, 2019.
For the sixth season, see "Empire: Season Six Ratings". TV Series Finale. November 6, 2019. Retrieved November 11, 2019.