股市资金流向图：今日沪深两市主力资金净流出321.43亿元，占比2.25%；大单资金净流出203.95亿元，占比1.43%；小单资金净流入322.22亿元，占比2.26%。

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 32.143 billion yuan, accounting for 2.25% of the total [1] - Large single orders saw a net outflow of 20.395 billion yuan, representing 1.43% of the total [1] - Small single orders, however, recorded a net inflow of 32.222 billion yuan, which is 2.26% of the total [1]