Off the top of my head and not digging way to deep... Coasters I've done
their opening year would be as following (and in the last few years
I've made it a point to try and ride 2 or 3 'new for this year'
coasters.)
1998
Journey to Atlantis - SeaWorld Orlando
Excalibur - Funtown Splashtown
1999
Superman - Ride Of Steel - Six Flags Darien Lake
Apollo's Chariot - Busch Gardens Williamsburg
2000
Kraken - SeaWorld Orlando
Superman - Ride Of Steel - Six Flags New England
Poison Ivy - Six Flags New England
Flashback - Six Flags New England (but I'd ridden it at SFKK as well)
Flying Unicorn - Islands of Adventure
2002
Batman - The Dark Knight - Six Flags New England
Ricochet - Kings Dominion
2003
Canyon Blaster - Great Escape
2004
Volare - Prater
Gold Rush Express - Six Gun City
BORG Assimilator - Carowinds
2005
Pandemonium - Six Flags New England (opening day)
Powder Keg - Silver Dollar City
Italian Job: Stunt Track - Kings Island
Hydra the Revenge - Dorney Park
New Gold Rush Express - Six Gun City
Mighty Mouse - Funtown Pier
Orient Express - Riverview Park & Waterworld
Hades - Mt. Olympus
2006
Kumali - Flamingo Land
Speed: No Limits - Oakwood
Stealth - Thorpe
Speed Monster - TusenFryd
Runaway Train - Gulliver's Warrington
Goliath - La Ronde
Runaway Train - Gillian's Wonderland Pier
Crossbow - Bowcraft Playland
El Toro - Six Flags Great Adventure
Italian Job Turbo Coaster - Kings Dominion (opening day!)
2007
Furius Baco - PortAventura
Vagones Locos - Parque de Atracciones de Madrid
Turbulencia - Parque de Atracciones de Madrid
Troy - Toverland
Pirates Hideaway - Casino Pier
Maverick - Cedar Point
Mystery Mine - Dollywood
Griffon - Busch Gardens Williamsburg (opening weekend)
2008
Voodoo - Dorney Park (opening weekend) (but I'd ridden it at SFOhio as well)
Wacky Worm - Old Town
Wildcat - Jolly Roger
Dark Knight - Six Flags Great Adventure
Ravine Flyer II - Waldameer
Fahrenheit - Hersheypark
Dominator - Kings Dominion (opening day!) (but I'd ridden it at SFOhio as well)
2009
Manta - SeaWorld Orlando (Pre-Opening day!)
Hollywood Rip, Ride, Rockit - Universal Studios Florida
Terminator Salvation: The Ride - Six Flags Magic Mountain
Kiddie Coaster - Fun Spot USA
Dragon Wagon - Luna Park (in its only season)
Diamondback - Kings Island
Grover's Alpine Express - Busch Gardens Williamsburg
Jett Star - Central Park Fun-Land
*Bizarro - Six Flags New England* - (Had SROS but was at Bizarros Media event)
*Bizarro - Six Flags Great Adventure* (Had ridden as Medusa)
2010
Air Grover - Busch Gardens Tampa
Viking Voyage - Wild Adventures (but I'd ridden it at Celebration City as well)
Intimidator - Carowinds
2011
Cheetah Hunt - Busch Gardens Tampa (Pre-Opening day!)
Wooden Warrior - Quassy
Power Trip Coaster - Fun Spot USA (but I'd ridden it at Cypress as well)
LEGO TECHNIC Test Track - Legoland Florida (but I had ridden it at
Legoland Windsor as well)
Dare Devil Dive - Six Flags Over Georgia
Untamed - Canobie Lake Park
2012
New Kiddie Coaster - Fun Spot USA (but I had ridden it at Wonderpark as well)
Goliath - Six Flags New England (but I had ridden it at Magic Mountain as well)
Cobra - Zoomers (second day of its operation)
Manta - SeaWorld San Diego
X-Flight - Six Flags Great America
Wild Eagle - Dollywood
Dragon Wagon - Fun Stop (Pigeon Forge)
2013
Freedom Flyer - Fun Spot America (pre-opening)
White Lightning - Fun Spot America
Sea Serpent - Fun Spot America (But I'd ridden it in New Jersey)
Max's Doggy Dog Coaster - Martin's Fantasy Island
Outlaw Run - Silver Dollar City
Boomerang - Six Flags St. Louis
Sandblaster - Boardwalk Amusements
2014
Seven Dwarfs Mine Train - Walt Disney World - Magic Kingdom (pre-opening)
Roar-O-Saurus - Story Land
Harry Potter and the Escape from Gringotts - Universal Studios Florida
And the missed credits
In 2004 Wile E. Coyote Canyon Blaster at Six Flags Over Georgia opened
about a week after I visited. (Got it in 09)
In 2005 I made three visits to Great Adventure for Kingda Ka and it
was closed every single time (got it in 06)
in 2005 I was denied Road Runner Express at Great Escape (but got it in 06, while it was snowing!)
2015 Cannibal at Lagoon opened 2 weeks after my visit....
2015
Andretti Family Coaster - Andretti Thrill Park
Fury 325 - Carowinds
Impulse - Knoebels
Turbulence - Adventureland
Wicked Cyclone - Six Flags New England
Ladybug Roller Coaster - Carousel Gardens Amusement Park