买入
2020/10/29
2.65*100=265+5=270
2020/11/09
2.71*1000=2710+5=2715
2020/12/17
2.38*500=1190+5=1195
2021/1/15
1.85*1600=2960+5.33手续费=2965.33
2022/3/15
1.59*3000=4770+5=4775
2022/1/2
1.55*6000=9300+5手续费=9305
卖出
2022/5/6
1.59*3200=5088-10.09=5077.91
2022/5/24
1.71*1500=2565-7.56=2557.44
