pl_url: Get the URL for PL files for a particular state and year
Description
Get the URL for PL files for a particular state and year
Usage
pl_url(abbr, year = 2010)
Value
a character vector containing the URL to a ZIP containing the PL files.
Arguments
- abbr
The state to download the PL files for
- year
The year of PL file to download. Supported years: 1990, 2000, 2010,
2020. 1990 and 2000 files are in a different format.
Earlier years available on tape or CD-ROM only.