31 U.S. dog bite-related fatalities occurred in 2016. Despite being regulated in Military Housing areas and over 900 U.S. cities, pit bulls contributed to 71% (22) of these deaths. Pit bulls make up about 6% of the total U.S. dog population.2
Together, pit bulls (22) and rottweilers (2), the second most lethal dog breed, accounted for 77% of the total recorded deaths in 2016. This same combination also accounted for 76% of all fatal attacks during the 12-year period of 2005 to 2016.
The breakdown between these two breeds is substantial over this 12-year period. From 2005 to 2016, pit bulls killed 254 Americans, about one citizen every 17 days, versus rottweilers, which killed 43, a citizen every 102 days (Related graph).
In 2016, the combination of pit bulls (22), their close cousins, American bulldogs (2), and rottweilers (2) contributed to 84% (26) of all dog bite-related fatalities. Both American bulldog cases involved dogs acquired in Miami-Dade County, Florida.
Labradors and their mixes contributed to 3 deaths in 2016, followed by 6 breeds, each with 2 deaths: American bulldog, Belgian malinois, doberman pinscher, German shepherd, mixed-breed, rottweiler and 2 cases with unreleased breed data.