Please note that the data provided there only applies to the first generation of Pokémon (Red/Blue/Yellow and Japanese Green).

Second generation (Gold, Silver, Crystal): http://www.dragonflycave.com/gen2capture.aspx

Third generation (Ruby, Sapphire, FireRed, LeafGreen, Emerald) and forth generation (Diamond, Pearl, HeartGold, SoulSilver, Platinum): http://www.dragonflycave.com/capture.aspx

For a general overview and comparison of changes, the Bulbapedia page is worth a look: http://bulbapedia.bulbagarden.net/wiki/Catch_rate