2021/6/1  5700
2021/6/2   0
2021/6/4  -2100
2021/6/7  9000
2021/6/8  2900
2021/6/9  9000
2021/6/11   4500
2021/6/14  3600
2021/6/15  -1800
2021/6/16  -1900
2021/6/18  2000
2021/6/21  -18000
2021/6/22  17200
2021/6/23  800
2021/6/25  4700
2021/6/28  3100
2021/6/30  3800