sdg_data: Load data from UNSD SDG database
In caldwellst/goalie: R Client for the Sustainable Development Goals API

sdg_data() provides a data frame of all data for specified series in the UNSD SDG database.

sdg_data(
  series,
  area_codes = NULL,
  time_start = NULL,
  time_end = NULL,
  clean_names = TRUE
)

`series`	Character vector of SDG series codes.
`area_codes`	M49 codes for specific geoAreas.
`time_start`	Numeric value indicating the starting (inclusive) year of the series.
`time_end`	Numeric value indicating the ending (inclusive) year of the series.
`clean_names`	Logical value indicating whether or not to clean up names of the returned data frame. If `TRUE`, the default, spaces are replaced with underscores and all other non-alphabetic characters are removed.