Based on listings on this site (Extinct and active):
Top 3 courses per year by DGCR rating
1975 - Oak Grove
1976 - LaMirada, Dogwood Acres, Brahan Spring
1977 - Redstone Arsenal, Morley Field, N.E. Lions Park
1978 - Humboldt State U, Roscoe Ewing, Meeman-Shelby SP
1979 - West Park, Pattee Canyon, Riverside Park (Tulsa)
1980 - Flip, Highland Springs Reservoir, Sylmar
1981 - Lincoln Ridge - Sunset Park (Mandan, ND), Fountain Hills
1982 - Sinnissippi, Shady Oaks, Camp Tadmor
1983 - DeLa, Lucky 8, Keriakes
1984 - Fritz Park (Irving, TX), Langan Park - Original, Deming Park - North
1985 - Patoka Lake, Mississinewa SP, Belmont Park (Dayton, OH)
1986 - Rolling Hills, Cliff Stephens, Bill Frederick Park - Turkey Lake
1987 - Chautauqua City Park (Fairfield, IA), Waterloo Exchange Park, Columbia Park - River Country
1988 - Pyramids, Rocking JP Tick Ranch, Veteran's Park (Arlington, TX)
1989 - Jones Park - West, Oak Park (Wichita, KS), Seven Oaks Park
1990 - Seneca Creek SP, Kaposia Park, Sugar Bottom Rec. Area
1991 - Whistler's Bend (Old layout), Addison Oaks, Todd Park (Austin, MN)
1992 - Jordan Creek, Hippo Ridge, Hudson Mills - Original
1993 - Circle C, Mason County Park - Beast (Goliath and Beauty were 5 and 6
), Mt. Airy Forest
1994 - Tyler SP (Original), Sandy Point Resort DG Ranch, The Woodshed
1995 - McNaughton Park, Sioux Passage - Original, Patapsco Valley SP
1996 - Riverbend (Milo McIver) (Estacada, OR), Hudson Mills - Monster, The Blockhouse - Sunnyside
1997 - Water Works (KC MO), Sipapu Ski & Summer Resort, Hornet's Nest
1998 - Colorado Mountain College - Glenwood, Zephyr Cove, Bengal Ridge (Idaho State U)
1999 - Brakewell Steel, Bryant Lake, Circle R - Rolling Meadow
2000 - Idlewild, Whippin' Post, Giant's Ridge
2001 - Hawk Hollow, Solitude Mountain Resort, Dexter Park (Dexter, OR)
2002 - Bluegill, Maple Hill, Phantom Falls
2003 - Glacier Point, Nockamixon SP, Pier Park (Portland, OR)
2004 - HBH - Blueberry Hill, Moraine SP, Birds of Paradise
2005 - Sabattus - Eagle, Coyote Point, Sabattus - Hawk
2006 - Blue Ribbon Pines, Deer Lakes, Foundation Park (Centralia, IL)
2007 - Flyboy Aviation, Wildcat Bluff, Beaver Ranch - Main
2008 - Black Jack, Sugaree, Burde Ridge
2009 - Harmon Hills - Holler in the Hills, Horning's Hideout - Meadow Ridge
2010 - Bailey DGC (Bailey, CO), Barsness Park, Cherry Hill (Montgomery, VT)
2011 - Selah - Lakeside, Rollin' Ridge, Selah - Creekside
2012 - Sequoyah SP, Smuggler's Notch - Brewster Ridge, Bear Mountain (Bailey, CO)
2013 - Bucksnort, Trey Texas Ranch - Trey Deuce, Disc Side of Heaven
2014 - Coyote Trace, Mine Kill DGC, Lake Claiborne - Whitetail
2015 - Shining Mountain - The Beast, VisionQuest, Langley Pond
2016 - Harmony Bends, 501, Hobbs Farm
2017 - Fort Clark (Bracketville, TX), Lake Marshall - Lions, Caliber
2018 - Wilderness Ranch (Lakeside, AZ), Persimmon Ridge, Mayflower Hills
2019 - Jones Park - Gold, The Farm @ Quail Valley, Hanna Hills
2020 - Airborn - Timberwolf, Burbine Memorial Forest, Veterans Park (McLoud, OK)
2021 - Eagles Crossing, The Hideaway, Faylor Lake
2022 - 6 courses listed, only 1 review combined amongst them
Not sure where OP got his course data, but I could not find listings for SeaSide, Tampere, or Felin Geri on DGCR