When Rudy Giuliani first became Mayor of New York, crime statistics were collected on a monthly, even an annual basis, and then police resources would be allocated based on those statistics.
Quando Rudy Giuliani  diventò sindaco di New York, le statistiche sul crimine  venivano raccolte su base mensile, addirittura annuale, e le risorse di polizia venivano allocate  in base a queste statistiche.