The graphs are for IMDb users’ ratings of the episode, not for the total number of views. So 2.8 million viewers watched the last episode of Dexter, but I guess very few of them actually liked it.
The graphs are for IMDb users’ ratings of the episode, not for the total number of views. So 2.8 million viewers watched the last episode of Dexter, but I guess very few of them actually liked it.