2024 30 USC 1904 – Marine mineral research centers

2023 30 USC 1904 – Marine mineral research centers

2022 30 USC 1904 – Marine mineral research centers

2021 30 USC 1904 – Marine mineral research centers

2020 30 USC 1904 – Marine mineral research centers

2018 30 USC 1904 – Marine mineral research centers

2017 30 USC 1904 – Marine mineral research centers

2015 30 USC 1904 – Marine mineral research centers

2014 30 USC 1904 – Marine mineral research centers