DeFi earnings fell in Q2 as MakerDAO dropped the savings rate and Synthetix began reporting its actual earnings.
Source: https://cointelegraph.com/news/defi-earnings-fell-42-in-q2-even-as-token-prices-surged
DeFi Earnings Fell 42% in Q2 Even as Token Prices Surged
July 16, 2020
CoinTelegraph