Cities with camera-equipped taxicabs experience reduced taxicab driver homicide rates: United States, 1996–2010

Crime Science

Table 1 Number of taxicab driver homicides, average number of licensed cabs and average taxicab driver homicide rate

	Number of Taxicab Driver Homicides															Average Number of Licensed Cabs	Average Taxicab Driver Homicide Rate^§
	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010
Cameras
City 1^¶					1			1								382	0.35
City 2^¶		1	1	1				1	1							1422	0.33
City 3		1	1			1			1						2	2092	0.19
City 4		1	1	1				1				1			1	1861	0.22
City 5^†																669	0.00
City 6^¶		1	1	1			1									1353	0.22
City 7^¶		1					1		1							648	0.31
Partitions
City 8	3	2	1	1						1	2		N/A	N/A	N/A	1400	0.60
City 9		2														1685	0.09
City 10	2	5	1		2	2	2	2	1	1	1					6646	0.19
City 11				1					1	1						750	0.27
City 12				2	1	2	1	1	1		1					2169	0.28
City 13		2			1	1	1	3			1		1		1	1650	0.44
Control
City 14			1			1		1				1		1		1548	0.22
City 15				1					1						2	462	0.60
City 16			1				1		1							821	0.28
City 17^†																250	0.00
City 18																332	0.00
City 19			2	1												915	0.23
City 20^†	N/A	N/A	N/A													577	0.00

Shaded areas designate year of camera or partition implementation.
^§per 1,000 cab drivers.
^¶Cities with ordinance mandating taxicab cameras.
^†These cities did not experience any taxicab driver homicides during the timespan studied.
N/A indicates crime reports not available for this time period.