Take reference of wave 1 and you have -210 points from 4th wave.
If you put a from february 2016 to the top in January 2018, then you can see 0.618 Fibonacci fall in 2475 aprox.
Then there is two perspectives that talk about a new important drop.
FIRST, we need see the 4th wave complete and the clear formation of Symmetrical Triangle.
You can see spanish explanation here.