datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,05 0:30:00,18 ,       0,157.4695,30.33922,50.89023
sgpcmbeC1.c1,2000,05 1:30:00,18 ,       0,239.3277,43.33437,76.98525
sgpcmbeC1.c1,2000,05 2:30:00,17 ,       0,285.1198,30.89214,71.29706
sgpcmbeC1.c1,2000,05 3:30:00,17 ,       0,284.3817, 40.3836,91.27491
sgpcmbeC1.c1,2000,05 4:30:00,18 ,       0, 632.387,70.55587,179.9478
sgpcmbeC1.c1,2000,05 5:30:00,18 ,       0,790.1967,70.17183,194.0134
sgpcmbeC1.c1,2000,05 6:30:00,19 ,       0,1054.097,73.46552,240.5081
sgpcmbeC1.c1,2000,05 7:30:00,19 ,       0,669.7842,59.92988, 156.192
sgpcmbeC1.c1,2000,05 8:30:00,19 ,       0,673.1024,53.13392,152.6195
sgpcmbeC1.c1,2000,05 9:30:00,19 ,       0,667.5873,67.09898,156.6289
sgpcmbeC1.c1,2000,0510:30:00,19 ,       0,241.7384,46.94596,80.01624
sgpcmbeC1.c1,2000,0511:30:00,19 ,       0,263.1865,41.15988,75.93847
sgpcmbeC1.c1,2000,0512:30:00,19 ,       0,210.0888, 36.8924,58.19945
sgpcmbeC1.c1,2000,0513:30:00,19 ,       0,104.8973,27.95422, 34.1837
sgpcmbeC1.c1,2000,0514:30:00,19 ,       0,128.3884,26.10376,37.23621
sgpcmbeC1.c1,2000,0515:30:00,19 ,       0,82.64545, 21.6108,23.45962
sgpcmbeC1.c1,2000,0516:30:00,19 ,       0,91.24533,20.83478,26.52486
sgpcmbeC1.c1,2000,0517:30:00,19 ,       0,115.9568,22.43632,30.19147
sgpcmbeC1.c1,2000,0518:30:00,20 ,       0,309.8423,36.82237,74.17195
sgpcmbeC1.c1,2000,0519:30:00,20 ,       0,302.0888,29.86927,66.66656
sgpcmbeC1.c1,2000,0520:30:00,20 ,       0,  381.03,30.97973,83.41997
sgpcmbeC1.c1,2000,0521:30:00,19 ,       0,469.4243,32.52307,106.2662
sgpcmbeC1.c1,2000,0522:30:00,19 ,       0,245.3315,30.71564,65.17649
sgpcmbeC1.c1,2000,0523:30:00,19 ,       0,189.9372,29.94391,55.04963