datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,05 0:30:00,30 ,       0,258.7962,28.06258,59.51849
sgpcmbeC1.c1,2003,05 1:30:00,29 ,       0,186.7607,20.96065,42.28942
sgpcmbeC1.c1,2003,05 2:30:00,28 ,       0, 182.642,19.03234,46.53016
sgpcmbeC1.c1,2003,05 3:30:00,28 ,       0,249.5931,21.43685,51.67722
sgpcmbeC1.c1,2003,05 4:30:00,27 ,       0,141.6089,12.83214, 27.9402
sgpcmbeC1.c1,2003,05 5:30:00,27 ,       0,102.6339,13.25102, 26.0371
sgpcmbeC1.c1,2003,05 6:30:00,27 ,       0,150.0049, 23.2071,38.79451
sgpcmbeC1.c1,2003,05 7:30:00,25 ,       0,96.86605,17.81726,27.65006
sgpcmbeC1.c1,2003,05 8:30:00,25 ,       0, 132.084,18.76585, 35.3505
sgpcmbeC1.c1,2003,05 9:30:00,29 ,       0,196.5703,26.72699,50.91855
sgpcmbeC1.c1,2003,0510:30:00,30 ,       0,204.7312,25.69522,49.53445
sgpcmbeC1.c1,2003,0511:30:00,31 ,       0,236.1375,29.10292, 55.3902
sgpcmbeC1.c1,2003,0512:30:00,31 ,       0,229.4439,32.16936,56.65526
sgpcmbeC1.c1,2003,0513:30:00,31 ,       0,151.9577,23.55518,32.19381
sgpcmbeC1.c1,2003,0514:30:00,31 ,       0,237.4381,31.35792,52.89514
sgpcmbeC1.c1,2003,0515:30:00,30 ,       0, 150.522,20.49404,31.59328
sgpcmbeC1.c1,2003,0516:30:00,30 ,       0,187.5453,22.82283, 41.8827
sgpcmbeC1.c1,2003,0517:30:00,30 ,       0,312.3833,22.15025,60.16954
sgpcmbeC1.c1,2003,0518:30:00,31 ,       0,174.1286,11.38945,31.42728
sgpcmbeC1.c1,2003,0519:30:00,31 ,       0,385.1855,21.32845,71.37747
sgpcmbeC1.c1,2003,0520:30:00,31 ,       0,191.4551,13.33817,38.01591
sgpcmbeC1.c1,2003,0521:30:00,30 ,       0,188.6344,10.85605,33.98078
sgpcmbeC1.c1,2003,0522:30:00,30 ,       0,252.8993,18.57258,50.52299
sgpcmbeC1.c1,2003,0523:30:00,30 ,       0,255.6824,30.55472,70.05691