The following listing is the caloric expenditure of several different activities. Note that these numbers are based on a person weighing 160 lbs. The more you weigh, the more calories you would burn. So, it stands to say, if you weigh less than 160 lbs, you will burn less calories than what's listed.

Activity (1 hour duration)/Calories burned
Aerobics, high impact/511
Aerobics, low impact/365
Bicycling, <10 mph, leisure/292
Jogging, 5 mph/584
Rollerblading/913
Rowing, stationary/511
Running, 8 mph/986
Stair treadmill/657
Swimming, laps/511
Tae kwon do/730
Walking, 2 mph/183
Walking, 3.5/277
Weightlifting, free weight, universal type/219

This table is a sample of the table that is provided by the Mayo clinic. If you want more information, then goto this link: http://www.mayoclinic.com/health/exercise/SM00109