股市资金流向图：今日沪深两市主力资金净流出397.71亿元，占比2.49%；大单资金净流出169.38亿元，占比1.06%；小单资金净流入383.63亿元，占比2.4%。

Group 1 - The core point of the article indicates that the main funds in the Shanghai and Shenzhen stock markets experienced a net outflow of 39.771 billion yuan, accounting for 2.49% of the total [1] - Large single orders saw a net outflow of 16.938 billion yuan, representing 1.06% of the total [1] - Small single orders, however, recorded a net inflow of 38.363 billion yuan, which is 2.4% of the total [1]