2024 42 USC 13613 – Secondary preferences

2023 42 USC 13613 – Secondary preferences

2022 42 USC 13613 – Secondary preferences

2021 42 USC 13613 – Secondary preferences

2020 42 USC 13613 – Secondary preferences

2018 42 USC 13613 – Secondary preferences

2017 42 USC 13613 – Secondary preferences

2015 42 USC 13613 – Secondary preferences

2014 42 USC 13613 – Secondary preferences