Also, I don't know if you've noticed this already, or if I'm missing something. I started comparing Coinmarketcap data (in $USD) to the block chain data on CryptoID (in BCC) by converting with an appropriate exchange rate. It looks like about 80% of daily volume is done off of any exchanges. Here is my preliminary analysis:

Also, I noted that the following days within the past year did not have enough block chain transaction volume for the minimum possible exchange transaction volume:

Google Sheet Link: http://bit.ly/2xSRblr
CMC data: https://coinmarketcap.com/currencies/bitconnect/historical-data/
CryptoID data: https://chainz.cryptoid.info/bcc/#!overview

Am I missing something here?