Good analysis. Though everyone has a different opinion. A Legendary Bitcoin Trader named MasterLuc predicts bitcoin to reach around $15,000 this year. He also stated that it may reach somewhere between $40,000 - $110,000 by 2019.
Also Charlie Lee stated the following;

Let's see what's in the future. But if you just HODL, returns would be surely humongous. Invest wisely...