I wonder the reason coinexchange is not mentioned in the list at list. Or is the exchange worthless because I'm even planning to do some little investment there.

hi all
 
what is the best cryptocurrency exchange? 2018

1- binance
2- OKEx
3- Huobi
4- Bitfinex
5- HitBTC
6- Bit-Z


more : https://coinmarketcap.com/exchanges/volume/24-hour/

Please explain why!