Here are the top-ranked daily measured shows in Canada (for all persons 2+; all times ET), according to BBM, for Oct. 1 to 7 , 2012:

Monday: Castle on CTV at 10:01 p.m.: 1.811 million viewers.
Tuesday: NCIS on Global at 8 p.m.: 2.428 million viewers.
Wednesday: Survivor: Philippines on Global at 8 p.m.: 2.507 million viewers.
Thursday: The Big Bang Theory on CTV at 8 p.m.: 3.94 million viewers.
Friday: C.S.I. New York on CTV at 8 p.m.: 1.445 million viewers.
Saturday: No daily recorded show.
Sunday: The Amazing Race on CTV at 8 p.m.: 1.783 million viewers.

Here are the top-ranked weekly averaged measured shows in Canada (for all persons 2+; all times ET), according to BBM, for Oct. 1 to 7, 2012:

1. CTV Evening News, weeknights at 6 p.m.: 1.58 million viewers.
2. The Big Bang Theory, weeknights on CTV at 7:30 p.m.: 1.414 million viewers.
3. The Big Bang Theory, Wednesday and Saturday on CTV at 9 p.m.: 1.261 million viewers.