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Officers Assaulted by Type of Activity

Officers Assaulted Activity	Incident Based System	Summary System	Total
1. Responding to "Disturbance" calls (family quarrels, man with gun, etc.)	266	167	433
2. Burglaries in progress or pursuing burglary suspects	7	9	16
3. Robberies in progress or pursuing robbery suspects	4	4	8
4. Attempting other arrests	274	139	413
5. Civil disorder (riot, mass disobedience)	7	3	10
6. Handling, transporting, custody of prisoners	148	76	224
7. Investigating suspicious persons or circumstances	61	64	125
8. Ambush - no warning	3	0	3
9. Mentally deranged	24	20	44
10. Traffic pursuits and stops	104	70	174
11. All Other	112	69	181
TOTAL	1010	621	1631

Officers Assaulted by Type of Weapon - IBR System

IBR System	Number of Offenses
Firearm	23
Knife or cutting instrument	16
Blunt Object	9
Motor Vehicle	49
Other Weapon	118
Hands, fists, feet etc	586
Unknown	140
None	69

Officers Assaulted by Type of Weapon - Summary System

Summary System	Number of Offenses
Firearm	7
Knife or cutting instrument	7
Other Weapon	70
Hands, fists, feet etc.	537

Officers Injured by Type of Injury - IBR System

IBR System	Total Number
Broken Bone	4
Internal Injury	3
Lacerations	8
Minor Injury	298
Major Injury	3
Loss of Teeth	1
Unconsciousness	1
None	679

Officers Injured by Type of Injury - Summary System

Summary System	Number
With Injury	109
Without Injury	512

Weapons Used By Percentage In Assaults On Officers

Weapon Type Used in Offense	Number
Firearms	2%
Hands/FistsFeet	69%
Knife/Cutting	1%
None	4%
Other Weapon	15%
Unknown	9%

Officers Assaulted by Type of Assignment

Assignment Type	IBR System	Summary System
Two-Man Vehicle	92	69
One-Man Vehicle
Alone	318	221
Assisted	348	243
Detective or Special Assignment
Alone	18	12
Assisted	19	19
Other Assignments
Alone	59	20
Assisted	156	38

Officers Assaulted by Time of Day

Time	12 am-2 am	2 am-4 am	4 am-6 am	6 am-8 am	8 am-10 am	10 am-12 pm	12 pm-2 pm	2 pm-4 pm	4 pm-6 pm	6 pm-8 pm	8 pm-10 pm	10 pm-12 am
Total	265	161	37	30	52	75	92	114	133	170	226	261