datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,08 0:30:00,28 , 0.01821,0.173304,0.058917,0.037965
sgpcmbeC1.c1,2006,08 1:30:00,27 ,0.020919,0.176094, 0.05991,0.038528
sgpcmbeC1.c1,2006,08 2:30:00,28 ,0.018787,0.106512,0.048767,0.025176
sgpcmbeC1.c1,2006,08 3:30:00,28 ,0.021783,0.113085,0.043836,0.025787
sgpcmbeC1.c1,2006,08 4:30:00,28 ,0.011444,0.115024,0.047888,0.025706
sgpcmbeC1.c1,2006,08 5:30:00,28 , 0.01969,0.160465,0.048226,0.032542
sgpcmbeC1.c1,2006,08 6:30:00,28 ,0.021566,0.188769,0.050945,0.034117
sgpcmbeC1.c1,2006,08 7:30:00,27 ,0.022888,0.122151,0.050858,0.028886
sgpcmbeC1.c1,2006,08 8:30:00,29 ,0.024588, 0.10436, 0.04452,0.019389
sgpcmbeC1.c1,2006,08 9:30:00,29 , 0.02296,0.139354,0.050127,0.030443
sgpcmbeC1.c1,2006,0810:30:00,29 ,0.026284,0.152447,0.058665,0.029036
sgpcmbeC1.c1,2006,0811:30:00,29 ,0.024053,0.114023,0.055075,0.021014
sgpcmbeC1.c1,2006,0812:30:00,29 ,0.025304,0.121176,0.064278,0.026568
sgpcmbeC1.c1,2006,0813:30:00,29 ,0.027506,0.165827,0.082032,0.033805
sgpcmbeC1.c1,2006,0814:30:00,29 ,0.022423,0.156021,0.084213, 0.03936
sgpcmbeC1.c1,2006,0815:30:00,28 ,0.028668, 0.20127,0.087842,0.040292
sgpcmbeC1.c1,2006,0816:30:00,28 ,0.025939,0.230596, 0.08105,0.049531
sgpcmbeC1.c1,2006,0817:30:00,28 ,0.019094,  0.1732,0.067024,0.033816
sgpcmbeC1.c1,2006,0818:30:00,28 ,0.026517,0.127232,0.057525,0.022718
sgpcmbeC1.c1,2006,0819:30:00,28 ,0.026992,0.111325,0.056198,0.025949
sgpcmbeC1.c1,2006,0820:30:00,28 ,0.025714,0.187835,0.059814,0.033133
sgpcmbeC1.c1,2006,0821:30:00,28 ,0.020881,0.165972, 0.06395,0.032667
sgpcmbeC1.c1,2006,0822:30:00,27 ,0.023816,0.186375,0.059084, 0.04071
sgpcmbeC1.c1,2006,0823:30:00,27 ,0.016371,0.131646,0.055193,0.031476