Tomb Raider 1 (v. 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6)

Hello,

there are different type of versions of tomb raider 1
Tomb Raider 1 (v. 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6)

what are the difference between them?