Xcode and MAC OS versions

Latest xcode and MAC OS X verison history
macOS 10.12
           Xcode 8.2.1
           Xcode 8.2
           Xcode 8.1
OS X 10.11
           Xcode 8.2.1
           Xcode 8.2
           Xcode 8.1  
           Xcode 8.0
           Xcode 7.3.1
           Xcode 7.2.1
                
OS X 10.11
           Xcode 7.2.1
           Xcode 7.0 
           Xcode 6.4
           Xcode 6.3.1
           Xcode 6.3
           Xcode 6.2
           Xcode 6.1.1
           Xcode 6.1

OS X 10.9
           Xcode 6.2
           Xcode 5.1.1
           Xcode 5.1
           Xcode 5.0.2
           Xcode 5.0.1