how do I break the wall?

So I have been hovering around 2.2k-2.3k recent wn8 for a while and I just want to know how to break that mark? I think the answer is consistency but how do I do that? Any advice is awesome and I can provide replays if needed.

http://wotlabs.net/na/player/FACEsn1p3r

here are my stats