I went last year on closing-weekend-Saturday and crowds did get nuts by like 1:00. I'll be going this Saturday as well, and have fully budgeted for FL+ and Fright Lane.
Total Coasters: 152
Top 10 Steel: Maverick, Intimidator 305, Skyrush, Fury 325, Banshee, Millennium Force, Raptor, Superman: The Ride (SFNE), Top Thrill Dragster, Big Bad Wolf
Top 10 Wood: The Beast, El Toro, Phoenix (Knoebels), Boulder Dash, Thunderbolt (KW), Mystic Timbers, Twister (Knoebels), Hercules, Shivering Timbers, Jack Rabbit (KW)
Top 5 Hybrid: Steel Vengeance, Twisted Timbers, Goliath (SFGAm), Wicked Cyclone, Great White