Top 10 highest-paid CEOs

Here are the 10 highest-paid CEOs of 2013, as calculated by The Associated Press and Equilar, an executive pay research firm:

1.Anthony Petrello, Nabors Industries, $68.2 million, up 246 percent

2.Leslie Moonves, CBS, $65.6 million, up 9 percent

3.Richard Adkerson, Freeport-McMoRan Copper & Gold, $55.3 million, up 294 percent

4.Stephen Kaufer, TripAdvisor, $39 million, up 510 percent

5.Philippe Dauman, Viacom, $37.2 million, up 11 percent

6.Leonard Schleifer, Regeneron Pharmaceuticals, $36.3 million, up 21 percent

7.Robert Iger, Walt Disney, $34.3 million, up 46 percent

8.David Zaslav, Discovery Communications, $33.3 million, down 33 percent

9.Jeffrey Bewkes, Time Warner, $32.5 million, up 27 percent

10.Brian Roberts, Comcast, $31.4 million, up 8 percent