This episode earned a Nielsen rating of 8.8, with a 16 share.

"Sleepless" earned a Nielsen household rating of 8.6, with a 15 share.

The episode earned a Nielsen rating of 10.8, with a 16 share, meaning that roughly 10.8 percent of all television-equipped households and 16 percent of households watching television were tuned in.

The episode earned a Nielsen household rating of 7.3 with an 11-percent share, meaning it was viewed by 7.3 percent of all television-equipped households, and 11 percent of those watching television.

"Redux I" earned a Nielsen rating of 16.1, with a 22 share.

"Redux II" earned a Nielsen rating of 15.0, with a 21 share.

The episode earned a Nielsen household rating of 7.2, with a 12 share.

The episode earned a Nielsen household rating of 10.1, with a 16 share.

It earned a Nielsen household rating of 10.1, with a 14 share.

The series' 300th episode ("Manhattan Vigil") was watched by approximately 6.77 million total viewers and earned a 1.9 in the age 18-49 demographic with a 5% share.