I belive it will rise more and more because of these reasons:
Bitcoin was the first crypto currency .
Bitcoin network now involves more computing power than all the super computers of the world. Probably millions of GPUs.
Thousands or miners and developers are mining across the globe.
Bitcoin has undergone more than 10 major bubbles since inceptions and getting more stable.
Bitcoin holds 50%+ market capitalization of all crypto currencies.
Bitcoin is being adopted very fast as main stream and people believe in 5 years it shall become mainstream.
It is believed that Crypto currencies will hold 10-15% of All World Money. If this happens price of best survived crypto currency will be in excess of $ 250000 per unit.
If you had invested $100 in Bitcoin in 2010, youd be worth $141 million or Rs. 1000 crores today.
Bitcoin can move up or down by ~ 20% of its current value in a 4 hour trading cycle
69% of all banks in the world are experimenting with permissioned blockchains.
Bitcoin value has multiplied 879,999 times from 2010 to 2017.