Dear Mona, Which State Has The Worst Drivers?

The raw data behind the story "Dear Mona, Which State Has The Worst Drivers?" https://fivethirtyeight.com/features/which-state-has-the-worst-drivers/

bad_drivers

Format

A data frame with 51 rows representing the 50 states + D.C. and 8 variables:

state

State

num_drivers

Number of drivers involved in fatal collisions per billion miles

perc_speeding

Percentage of drivers involved in fatal collisions who were speeding

perc_alcohol

Percentage of drivers involved in fatal collisions who were alcohol-impaired

perc_not_distracted

Percentage of drivers involved in fatal collisions who were not distracted

perc_no_previous

Percentage of drivers involved in fatal collisions who had not been involved in any previous accidents

insurance_premiums

Car insurance premiums ($)

losses

Losses incurred by insurance companies for collisions per insured driver ($)

Source

National Highway Traffic Safety Administration 2012, National Highway Traffic Safety Administration 2009 & 2012, National Association of Insurance Commissioners 2010 & 2011.