Here's a list of the number of police officers in the nation's six largest cities, in order of population:

* NEW YORK: Number of cops: about 38,000. Number of cops per 100,000 people: 467

* LOS ANGELES: Number of cops: 9,407. Number of cops per 100,000: 245

* CHICAGO: Number of cops: 13,500. Number of cops per 100,000: 475

* HOUSTON: Number of cops: 4,763. Number of cops per 100,000: 236

* PHILADELPHIA: Number of cops: 6,465. Number of cops per 100,000: 442

* PHOENIX: Number of cops: 3,000.

Number of cops per 100,000: 205