Oct 28 (Reuters) - National Australia Bank Ltd NAB.AX :
* Nab 2015 full year results - appendix 4e NAB.AX
* "Current el niño event represents a risk for the production outlook" for Australia
* Committed to fully divesting its clydesdale bank and yorkshire bank operations and intends to exit through a demerger and IPO
* FY revenue from ordinary activities up 7.0 percent to $ 20.18 billion
* Source text for Eikon ID:nASXLLTMS