here is the data used in the article:

Pedalcyclists Killed, by Age and Location - State : USA, Year : 2007
Pedalcyclists Killed, by Time of Day and Day of Week - State : USA, Year : 2007
Pedalcyclists Killed in Single Vehicle Crashes, by Vehicle Type and Initial Point of Impact - State : USA, Year : 2007
Pedalcyclists Killed, by Related Factors - State : USA, Year : 2007

http://www-fars.nhtsa.dot.gov/People...lcyclists.aspx