datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,08 0:30:00,25 ,       0,11.95709, 0.57718, 2.41256
sgpcmbeC1.c1,2000,08 1:30:00,24 ,       0,11.57273,0.560852,2.374982
sgpcmbeC1.c1,2000,08 2:30:00,24 ,       0,11.27882,1.082421,3.136669
sgpcmbeC1.c1,2000,08 3:30:00,26 ,       0,14.81868,0.981523,3.364494
sgpcmbeC1.c1,2000,08 4:30:00,26 ,       0,143.2819,6.852666,  28.082
sgpcmbeC1.c1,2000,08 5:30:00,25 ,       0,290.1748,14.00066,58.41862
sgpcmbeC1.c1,2000,08 6:30:00,25 ,       0,120.8501,7.297344,25.47207
sgpcmbeC1.c1,2000,08 7:30:00,25 ,       0,244.7513,10.30745,48.88816
sgpcmbeC1.c1,2000,08 8:30:00,25 ,       0,80.42081, 4.46375,16.27477
sgpcmbeC1.c1,2000,08 9:30:00,27 ,       0,10.97794,0.721051,2.329086
sgpcmbeC1.c1,2000,0810:30:00,27 ,       0,12.46017,0.675975,2.470574
sgpcmbeC1.c1,2000,0811:30:00,26 ,       0,9.272757,0.756993,2.114774
sgpcmbeC1.c1,2000,0812:30:00,26 ,       0,39.56038,1.808965,7.765375
sgpcmbeC1.c1,2000,0813:30:00,26 ,       0,35.64647,1.506039,6.981737
sgpcmbeC1.c1,2000,0814:30:00,26 ,       0,18.87421,0.935617,3.730044
sgpcmbeC1.c1,2000,0815:30:00,27 ,       0,6.053182, 0.37221,1.212627
sgpcmbeC1.c1,2000,0816:30:00,27 ,       0,10.55951,0.591554,2.108535
sgpcmbeC1.c1,2000,0817:30:00,27 ,       0,7.184883,0.738377,1.852378
sgpcmbeC1.c1,2000,0818:30:00,26 ,       0,7.468441,0.539924,1.609702
sgpcmbeC1.c1,2000,0819:30:00,26 ,       0, 2.56526, 0.15179,0.504568
sgpcmbeC1.c1,2000,0820:30:00,26 ,       0,1.354865,0.078062,0.283898
sgpcmbeC1.c1,2000,0821:30:00,26 ,       0,0.711009,0.034469,0.142566
sgpcmbeC1.c1,2000,0822:30:00,26 ,       0,0.206924,0.016623,0.050015
sgpcmbeC1.c1,2000,0823:30:00,25 ,       0,  0.6355,0.040001,0.136364