‘VAMPIRE
Diaries” snared record num bers for The CW in its Thursday-night premiere.

The show (8-9 p.m.) averaged nearly 5 million viewers, the most-watched series premiere in network history — topping last year’s “90210” debut (4.7 million).

“Diaries” also delivered timeslot records in women 18-34, women 18-49, teens and female teens.