Known ARSAU year/range keys.
Value
A character vector.
Examples
ARSAU_YEARS
#> function ()
#> {
#> sort(unique(vapply(.ARSAU_REGISTRY_LIST, function(e) e$year_or_range,
#> character(1))))
#> }
#> <bytecode: 0x5557ebfd2950>
#> <environment: namespace:rmorie>