the mean cabby works nine and a half hours a day . a week ' s busiest hours are 6 to 8 p . m . and even as the system has fallen deepest into collapse , the ratio of cab passes each sunday in newer orleans has remained fairly steady . those are also the most shocking details of knowledge about the yellow cab industry to derive from a trove of good data provided by the route and limousine commission from taxicab enhanced with new automated systems that record each trip and fare .
The busiest hour for a cab is 9 p.m.