产品代码	日期	每万份收益	七日年化收益
001177	2021-05-12	0.1806	0.7030
001177	2021-05-11	0.1768	0.7180
001177	2021-05-10	0.1837	0.7350
001177	2021-05-09	0.3791	0.7480
001177	2021-05-07	0.1989	0.7690
001177	2021-05-06	0.2235	0.7630
001177	2021-05-05	1.0472	0.7440
001177	2021-04-30	0.1872	0.6660
001177	2021-04-29	0.1881	0.6570
001177	2021-04-28	0.1863	0.6450
001177	2021-04-27	0.1822	0.6270
001177	2021-04-26	0.1946	0.6210
001177	2021-04-25	0.3347	0.6120
001177	2021-04-23	0.1692	0.5920
001177	2021-04-22	0.1666	0.5760