股市资金流向图：今日沪深两市主力资金净流出178.63亿元，占比1.48%；大单资金净流出108.33亿元，占比0.9%；小单资金净流入200.82亿元，占比1.66%。

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 17.863 billion yuan, accounting for 1.48% of the total [1] - Large single orders saw a net outflow of 10.833 billion yuan, representing 0.9% of the total [1] - Small single orders, in contrast, recorded a net inflow of 20.082 billion yuan, which is 1.66% of the total [1]