[HELP] Scoreboard and Ranks

[mtamaster97]

I need help about creating ranks, ranks will be calculated by number of wins and kills, I've formula for that, but idk how to store all that data and make that resource, I'm new at scripting, actualy i've readed 50-60 pages of Lua scripting book, but MTA is completly different and i dont understand most of things and patterns, so can someone help me, please?

[Et-win]

setElementData 
--Or 
setAccountData 

Last one is better I think.