According to official data, as of December 19, Circle has issued approximately 3.8 billion USDC in the past 7 days, redeemed about 2.9 billion USDC, and the circulation has increased by approximately 900 million. The total circulation of USDC is 42.3 billion dollars, with reserves amounting to 42.5 billion dollars, of which about 4.9 billion dollars is cash, and the Circle Reserve Fund holds approximately 37.6 billion dollars.