Newbie question about Neo Pocket worth!

[pooch]

How much would you the total is worth for these neo pocket games should they be brand new, never played or inserted? Many thanks in advance for teaching me newbie

Pocket Reversi
Neo 21
Neo Bacarrat
Shanghai Mini
Dive Alert Matt Version
Dive Alert Becky Version
Cool Boarders Pocket
Picture Puzzle
Dynamite Slugger
Pac-man
Pocket Tennis
Neo Dragon's Wild
Puzzle Link 2
Puyo Pop
Dark Arms
Neo Turf Masters
Baseball Stars Colors
Neo Geo Cup '98
Biomotor Unitron
Neo Mystery Bonus
Puzzle Link
Neo Cherry Master
Crush Roller