Description Usage Arguments Value Examples
fars_summarize_years
creates a summary table with counts of number of
records for each month in a specified years.
1 | fars_summarize_years(years)
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years |
An integer/a list of integers to query one or more years from the collection of datafiles. |
An object of the tbl_df class which includes the month of a year in integer form as the first column and years in the requested order for following columns.
If any of the objects requested via input is not available as a year file or is not coercible to integer an "invalid year" error message returns.
1 2 3 4 | library(farspkg)
fars_summarize_years("2015")
fars_summarize_years(c(2013.0,2014))
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