Weekly Ratings: 4/13 – 4/17

Monday Ratings: Is Heroes Coming Back to Life?

8 pm/ET
Dancing with the Stars averaged 19.12 million total viewers over its 90-minute run, dipping just a bit from last Monday's dance-off. House placed second in the hour with 11.84 mil, down 9 percent. Both of CBS' sitcoms — Big Bang Theory (10.13 mil) and How I Met Your Mother (9.56 mil) — saw small gains, while Chuck spied an audience of 6.22 mil, its best tally in six weeks.

9 pm
Two and a Half Men, with 14.8 million viewers, was up a hair, while lead-out Rules of Engagement (11.57 mil) engaged an additional 5 percent. Saget's Suburbia (10.7 mil) settled down some, dropping 12 percent from its debut. While 24 held steady at 10.83 mil, Heroes (6.8 mil) experienced a small power surge, reversing its weeks-old series of all-time lows by climbing 12 percent.

10 pm
CSI: Miami staked out an audience of13.33 million, while Castle (7.6 mil, down 18 percent) and Medium (7.58 mil, up 6 percent) duked it out for also-ran honors.

Tuesday Ratings: Did Tori Spell Big Gains for 90210?

8 pm/ET
American Idol's night at the movies played to a crowd of 23.48 million total viewers, up 7 percent week-to-week. A not-new NCIS followed with 13.37 mil. The Biggest Loser (9.04 mil) sank its teeth into third, gaining 13 percent. A pair of According to Jims averaged 4.48 mil. Reaper dipped 230K, to 2.05 mil.

9 pm
Dancing with the Stars' results show won the hour with 14.76 million viewers, up 320K. A repeat of The Mentalist claimed second with 12.1 mil, followed by Fringe (11.5 mil, down 500 thou). Did the return of Donna Martin "graduate" 90210's numbers? The answer: At 2.13 mil, the CW series enjoyed its largest audience since Feb. 10.

10 pm
Without a Trace was tops with 13.17 million viewers. Opposite an SVU repeat, ABC's Cupid (6.6 mil, up 380K) technically took second, though by the end of the hour Stabler & Co. actually had the bigger audience.

Other ratings mentions:
• On Friday, Prison Break returned to an audience of 3.38 mil, plunging 32 percent from its winter finale.
• NBC's Kings, in its first Saturday-night showcase, delivered 2.41 mil, down 33 percent from its most recent Sunday outing.