As many as possible
Not day by day, but over a year there will be an average wind which won't vary much from year to year.
A lab should get an hour to a half hour a day
not sure what your asking here. what type on energy are you looking for?
if you take them on walks then they shouldn't have to much energy but if you keep them cooped up all day they can be very energetic
your two year old should get 500 mg of calcium a day
947 a day
3,000 kilometers
3 cups a day
1 hour a day should suffice
An eleven year old boy should have 2,300 mg a day
900 grams a day
Alot