datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,11 0:30:00,28 ,       0,1.075251,0.240208,0.374238
sgpcmbeC1.c1,1997,11 1:30:00,28 ,       0,1.364091,0.120989,0.274353
sgpcmbeC1.c1,1997,11 2:30:00,29 ,       0,0.375194, 0.07668,0.109734
sgpcmbeC1.c1,1997,11 3:30:00,29 ,       0,0.374134,0.066185,0.121377
sgpcmbeC1.c1,1997,11 4:30:00,29 ,       0,0.371171,0.044499,0.084464
sgpcmbeC1.c1,1997,11 5:30:00,30 ,       0,0.295333,0.058901,0.091134
sgpcmbeC1.c1,1997,11 6:30:00,30 ,0.000495,1.071454,0.341364, 0.30937
sgpcmbeC1.c1,1997,11 7:30:00,30 ,1.812909,77.66821,30.10027,22.31252
sgpcmbeC1.c1,1997,11 8:30:00,30 ,16.49648,256.9086,129.8493,78.34738
sgpcmbeC1.c1,1997,11 9:30:00,30 ,27.19283, 426.126,247.3181,131.3477
sgpcmbeC1.c1,1997,1110:30:00,30 ,54.12016,564.9651,351.6267,  175.77
sgpcmbeC1.c1,1997,1111:30:00,30 ,84.69667,633.9536,430.0929,184.8464
sgpcmbeC1.c1,1997,1112:30:00,30 ,63.31556,643.9189,427.3147,193.4484
sgpcmbeC1.c1,1997,1113:30:00,30 ,49.86669,592.3352,  390.71,182.5642
sgpcmbeC1.c1,1997,1114:30:00,30 ,34.98638,477.6092,313.9541,149.9159
sgpcmbeC1.c1,1997,1115:30:00,30 , 18.0282,344.4918,201.1472,103.3254
sgpcmbeC1.c1,1997,1116:30:00,30 ,6.253384,  158.52,81.67624,47.02409
sgpcmbeC1.c1,1997,1117:30:00,30 ,0.248802, 18.3279,6.326956,4.872897
sgpcmbeC1.c1,1997,1118:30:00,30 ,       0,0.810329,0.220417,0.213138
sgpcmbeC1.c1,1997,1119:30:00,30 ,       0, 0.64029,0.155845,0.185836
sgpcmbeC1.c1,1997,1120:30:00,30 ,       0,0.783298,0.128177,0.196965
sgpcmbeC1.c1,1997,1121:30:00,30 ,       0,1.606119,0.180404,0.311875
sgpcmbeC1.c1,1997,1122:30:00,28 ,       0,1.310163,0.208322,0.302889
sgpcmbeC1.c1,1997,1123:30:00,29 ,       0,0.399127,0.102565,0.138358