In 2012, Cycling deaths increased by 6.5 percent, according to the National Highway Traffic Safety Administration (NHTSA). In 2011, 682 cyclists died while riding in traffic and in 2012 the number of deaths rose to 726. 37 percent of those deaths were for people between the age of 45 and 64. The second leading age range of deaths were cyclists between the age of 25 to 34.
It was determined by research conducted by the NHTSA that the leading cause of cyclist deaths was drivers who failed to yield the right of way. Drivers who failed to yield the right of way caused 188 deaths out of the 726 deaths in 2012. That means that 26 percent of cyclist deaths in 2012 were as a result of drivers who failed to yield the right of way to cyclist.
The two other leading causes of cyclist deaths were drunk drivers, which caused 65 deaths and cyclists who wore dark clothing and no lighting gear when traveling in the dark, which caused 62 deaths. 25 percent of Cyclist deaths occurred between 9 p.m. and 6 a.m., while almost half of the deaths occurred between noon and 6 p.m. (49.4 percent to be exact). 15 percent of deaths occurred between 6 p.m. and 9 p.m..
Other contributing factors to cyclist deaths were cyclists who failed to obey traffic signs, cyclists who rode their bikes the wrong way on roads and improperly crossing intersections and roadways.
The NHTSA's press release on this subject focused mainly on highway deaths.