Date,Open,High,Low,Close,Volume 20180419,0.046,0.047,0.046,0.047,62000 20180424,0.047,0.047,0.047,0.047,100000 20180425,0.045,0.046,0.044,0.045,500100 20180427,0.043,0.045,0.043,0.045,560100 20180503,0.042,0.042,0.042,0.042,100000 20180504,0.042,0.043,0.041,0.042,309800 20180507,0.042,0.042,0.042,0.042,80000 20180508,0.042,0.042,0.041,0.041,280100 20180509,0.042,0.045,0.041,0.045,201100 20180514,0.041,0.041,0.040,0.040,720000 20180515,0.040,0.042,0.040,0.041,456900 20180516,0.040,0.040,0.040,0.040,760000 20180517,0.039,0.039,0.038,0.039,650000 20180521,0.039,0.039,0.038,0.038,764000 20180522,0.038,0.038,0.038,0.038,187000 20180523,0.037,0.037,0.037,0.037,70000 20180524,0.037,0.040,0.037,0.039,150200 20180525,0.038,0.038,0.037,0.038,141900 20180528,0.037,0.037,0.036,0.036,149900 20180530,0.036,0.036,0.036,0.036,87000 20180604,0.034,0.039,0.034,0.039,60000 20180607,0.035,0.039,0.034,0.039,53000 20180608,0.035,0.035,0.035,0.035,130000 20180611,0.039,0.039,0.039,0.039,10000 20180613,0.036,0.039,0.036,0.039,101000 20180614,0.035,0.039,0.035,0.039,205000 20180619,0.033,0.033,0.033,0.033,8800 20180620,0.035,0.039,0.035,0.039,17500 20180621,0.035,0.035,0.035,0.035,110000 20180625,0.039,0.039,0.035,0.039,111000 20180704,0.035,0.035,0.035,0.035,40000 20180706,0.034,0.034,0.034,0.034,30000