This is with the Fitbit Flex on my non-dominant hand from our January trip:
Day 1: 25,615 (Magic Kingdom)
Day 2: 24,366 (Animal Kingdom, Hollywood Studios, EPCOT)
Day 3: 28,826 (Magic Kingdom)
Day 4: 24,908 (EPCOT, Downtown Disney)
Day 5: 21,816 (Hollywood Studios)
Day 6: 25,435 (EPCOT, Magic Kingdom)
Day 7: 21,868 (Hollywood Studios)
Day 8: 16,858 (half day at Magic Kingdom)
Hope that helps!