Yes with no doubt it can be said that bitcoin volume is still rising. Many people are investing bitcoin as they know its potential of providing number of profits. Whenever anyone invests in bitcoin its volume increases. And this has become the ongoing process with the huge progress.
the higher the price of btc, the more volume. and that cannot be separated from the large number of investors who buy BTC. besides that, it is true that BTC is still believed to be shining later