Over 40% of all Bitcoin transactions are now happening on the Bitcoin Cash blockchain
The real Bitcoin is gaining ground on the impostor in usage.
https://coin.dance/
I don't see a clear upward trend. If anything Litecoin seems to be doing better: https://bitinfocharts.com/comparison/transactions-btc-ltc-bch-xmr-sma7.html#log&3y
Well this is a comparison within the bitcoin network. I think BCH will surge up in the coming years because they now have tokens and smart contracts like ETH. Once their ecosystem is built out with defi platforms you will see a million tx per day.