No predictions loaded for 1995. This site serves NOAA predictions from its own store, and this period has not been fetched for Gilgo Heading yet. Nothing is estimated or interpolated in its place. NOAA's own page for the station has the official table: tidesandcurrents.noaa.gov.
tidealmanac.site/us/ny/gilgo-heading-8515764/1995
Gilgo Heading, NY tide table 1995 (printable) · Tide Almanac