the average cabby works nine and a halves nights a morning . a cab ' s busiest hours are 6 to 8 p . m . and even as the country has fallen deepest into recession , the number of cab riders each day in newer york has remained relatively steady . those are of the most vivid bit of information about the yellow cab industry to emerge from a unearthing of new documentation collected by the ambulance and limousine commission from cabs equipped with new database systems that record each trip and tariff .
The busiest hour for a cab is 9 p.m.