FarsR: FARS data reader and plotter

## ----setup--------------------------------------------------------------------
library(Fars)
library(maps)
library(dplyr)

## -----------------------------------------------------------------------------
list.files(system.file("extdata", package = "Fars"))

## -----------------------------------------------------------------------------
yr <- 2014
make_filename(yr)

## -----------------------------------------------------------------------------
filename <- make_filename(2013)
fars_read(filename)

## -----------------------------------------------------------------------------
fars_read_years(2013)

## -----------------------------------------------------------------------------
fars_summarize_years(2013:2015)

## -----------------------------------------------------------------------------
state_num <- 51 # Virginia
yr <- 2013
fars_map_state(state_num, yr)