datastream, year, month, tod,n, min, max, mean, std sgpcmbeC1.c1,2001,11 0:30:00,20 ,0.012138,0.276884,0.044394,0.058085 sgpcmbeC1.c1,2001,11 1:30:00,20 ,0.012079,0.214766,0.052189,0.055385 sgpcmbeC1.c1,2001,11 2:30:00,19 ,0.011826,0.346386,0.045538,0.073883 sgpcmbeC1.c1,2001,11 3:30:00,19 ,0.010425,0.104193,0.031968,0.024901 sgpcmbeC1.c1,2001,11 4:30:00,19 ,0.013472,0.333831,0.042108, 0.07206 sgpcmbeC1.c1,2001,11 5:30:00,19 ,0.002436,0.097911,0.027743,0.022886 sgpcmbeC1.c1,2001,11 6:30:00,18 ,0.013034, 0.23215,0.039351,0.052824 sgpcmbeC1.c1,2001,11 7:30:00,18 ,0.013432,0.161249,0.030982,0.033973 sgpcmbeC1.c1,2001,11 8:30:00,18 ,0.011899,0.085531,0.029963, 0.01988 sgpcmbeC1.c1,2001,11 9:30:00,20 ,0.010451,0.121222, 0.03197,0.025201 sgpcmbeC1.c1,2001,1110:30:00,21 ,0.015668,0.069439,0.026161,0.011339 sgpcmbeC1.c1,2001,1111:30:00,22 , 0.01305,0.062227,0.027866,0.015302 sgpcmbeC1.c1,2001,1112:30:00,22 , 0.01306,0.203956,0.038484,0.039682 sgpcmbeC1.c1,2001,1113:30:00,22 ,0.012759,0.189209,0.038365,0.037567 sgpcmbeC1.c1,2001,1114:30:00,22 ,0.010796,0.283714,0.041629,0.056471 sgpcmbeC1.c1,2001,1115:30:00,22 ,0.014285,0.123157,0.036664,0.025214 sgpcmbeC1.c1,2001,1116:30:00,22 ,0.012185, 0.23681,0.037672,0.047475 sgpcmbeC1.c1,2001,1117:30:00,22 ,0.012698,0.120896,0.030965,0.025517 sgpcmbeC1.c1,2001,1118:30:00,21 ,0.013092,0.114513,0.030131,0.024409 sgpcmbeC1.c1,2001,1119:30:00,22 ,0.012115,0.086869,0.027372,0.016634 sgpcmbeC1.c1,2001,1120:30:00,22 ,0.010314,0.278824,0.037266,0.055654 sgpcmbeC1.c1,2001,1121:30:00,22 , 0.01266,0.066359,0.026466,0.014894 sgpcmbeC1.c1,2001,1122:30:00,22 ,0.011451,0.262827,0.038765,0.052966 sgpcmbeC1.c1,2001,1123:30:00,22 , 0.01159,0.086803,0.027891, 0.01843