fars_summarize_years: Summarize a Year's Data as Monthly Totals

In jschonem/FARSdatatools: Manipulation of Data from Fatality Analysis Reporting System (FARS)

Description

This function extracts data from a file of accident records for specified years and summarizes the specified year(s) of accident data in a table of monthly accident totals.

Usage

fars_summarize_years(years)

Arguments

years

A value or vector/list of values indicating the year(s) of the data desired. Values of class integer or numeric may be passed safely to this function. Values of class character are also safe if coercible to integer, e.g. '2013'. Data only exist for the years 2013, 2014, & 2015. An error will be generated if a year other than one of these is passed to the function.

Value

This function returns a data.frame object whose first column is the sequence of integers from 1 to 12 (enumerating the 12 months of the year). Each subsequent column represents a summary of the desired years in terms of monthly totals.

Examples

## Not run: fars_summarize_years(2015)
fars_summarize_years(c('2013','2014'))
fars_summarize_years(list(2014,2015)) 
## End(Not run)

jschonem/FARSdatatools documentation built on Feb. 15, 2021, 12:13 a.m.