datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,05 0:30:00,30 ,       0,619.1022,58.40626,138.7821
sgpcmbeC1.c1,2003,05 1:30:00,29 ,       0,599.1531,46.16274, 126.012
sgpcmbeC1.c1,2003,05 2:30:00,28 ,       0,555.3146,39.46245,112.5188
sgpcmbeC1.c1,2003,05 3:30:00,28 ,       0,343.0544,27.84465,66.45936
sgpcmbeC1.c1,2003,05 4:30:00,27 ,       0,  109.06,16.66894,25.68726
sgpcmbeC1.c1,2003,05 5:30:00,27 ,       0,196.9265,20.48801,39.93633
sgpcmbeC1.c1,2003,05 6:30:00,27 ,       0,169.9364,30.52288,48.91106
sgpcmbeC1.c1,2003,05 7:30:00,25 ,       0,267.9802,29.10473,55.28481
sgpcmbeC1.c1,2003,05 8:30:00,25 ,       0,244.6194, 37.5054, 71.6957
sgpcmbeC1.c1,2003,05 9:30:00,29 ,       0,570.5679, 69.1105,145.5888
sgpcmbeC1.c1,2003,0510:30:00,30 ,       0,351.9757,51.10018, 100.612
sgpcmbeC1.c1,2003,0511:30:00,31 ,       0,440.7871,57.00743,104.5342
sgpcmbeC1.c1,2003,0512:30:00,31 ,       0,427.8167,61.56085,109.8685
sgpcmbeC1.c1,2003,0513:30:00,31 ,       0,401.8958,53.03429,94.02031
sgpcmbeC1.c1,2003,0514:30:00,31 ,       0,296.5604,42.62709,67.98482
sgpcmbeC1.c1,2003,0515:30:00,30 ,       0,293.6565,33.47814,60.42235
sgpcmbeC1.c1,2003,0516:30:00,30 ,       0,405.5142,41.05013,88.98402
sgpcmbeC1.c1,2003,0517:30:00,30 ,       0, 270.845,28.64319,61.61898
sgpcmbeC1.c1,2003,0518:30:00,31 ,       0,452.7124,25.16657,80.31374
sgpcmbeC1.c1,2003,0519:30:00,31 ,       0,530.3312, 35.0279,104.0579
sgpcmbeC1.c1,2003,0520:30:00,31 ,       0,477.0942,37.56298,109.4962
sgpcmbeC1.c1,2003,0521:30:00,30 ,       0,576.9812,27.78548,104.2453
sgpcmbeC1.c1,2003,0522:30:00,30 ,       0,657.7799,32.13033,119.0537
sgpcmbeC1.c1,2003,0523:30:00,30 ,       0,1002.084,64.04327,193.1677