Returns information about available assessment data years.
Examples
get_available_assessment_years()
#> $years
#> [1] 2014 2015 2016 2017 2018 2019 2021 2022 2023 2024 2025
#>
#> $ilearn_years
#> [1] 2019 2021 2022 2023 2024 2025
#>
#> $istep_years
#> [1] 2014 2015 2016 2017 2018
#>
#> $min_year
#> [1] 2014
#>
#> $max_year
#> [1] 2025
#>
#> $note
#> [1] "2020 assessment data not available due to COVID-19 testing waiver."
#>