In November, Bitcoin mining revenue fell by 20%

ChainCatcher news, according to data compiled by The Block Research, Bitcoin mining revenue fell by 19.9% in November to approximately $472.64 million.

Most of the Bitcoin mining revenue comes from block reward subsidies ($460.32 million), with only a small portion coming from transaction fees ($12.32 million). Last month, the share of Bitcoin transaction fees in total revenue slightly increased to around 3%. (source link)