Best Programming Language?

I have a large table (3000 by 5000) and I would like to find out the most effecient programming language to use. Can anyone give me an advise, what to use and why. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. 3) Complete ownership and distribution copyrights to all work purchased. ## Platform any