All but 5 of the Sprucan DDs were commissioned during the Carter years.
Carter authorized the building the Tico Cruisers. Those that came on line the first 5 years of the Reagan Administration were because of Carter.
Carter's DoD initiated the design of the Burke Class DDs.
What Reagan did, for the most part was reclassify ship classes. And bring old obsolete ships back in service to bump up numbers.
The majority of the ships commissioned during the Reagan years were authorized during the Carter years.