datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,10 0:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 1:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 2:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 3:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 4:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 5:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 6:30:00,30 ,       0, 8.65929,1.287992,1.839426
sgpcmbeC1.c1,1999,10 7:30:00,30 ,0.023734,131.8825,56.03867,34.57035
sgpcmbeC1.c1,1999,10 8:30:00,30 , 0.25135,322.1551,180.4844, 100.172
sgpcmbeC1.c1,1999,10 9:30:00,30 ,0.293518,493.0895,302.0418, 166.293
sgpcmbeC1.c1,1999,1010:30:00,30 ,0.189209, 630.754,421.8701,200.8195
sgpcmbeC1.c1,1999,1011:30:00,30 ,0.346619,711.9004,482.6904,225.5939
sgpcmbeC1.c1,1999,1012:30:00,30 ,0.273682,726.3004,475.6223, 251.974
sgpcmbeC1.c1,1999,1013:30:00,30 ,0.445145,673.6465,448.3085,226.1574
sgpcmbeC1.c1,1999,1014:30:00,30 ,0.097267, 568.786,344.8305,209.1311
sgpcmbeC1.c1,1999,1015:30:00,30 ,       0,414.8011, 242.875,145.2575
sgpcmbeC1.c1,1999,1016:30:00,30 ,       0, 230.912,128.5316,76.00358
sgpcmbeC1.c1,1999,1017:30:00,30 ,       0, 60.3516,22.01585,17.78929
sgpcmbeC1.c1,1999,1018:30:00,29 ,       0,0.353731,0.029354,0.085129
sgpcmbeC1.c1,1999,1019:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1020:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1021:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1022:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1023:30:00,29 ,       0,       0,       0,       0