datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,04 0:30:00,30 ,0.279219,11.41295,1.856207,2.114638
sgpcmbeC1.c1,2002,04 1:30:00,30 ,0.153978,4.214408,1.641542,1.006073
sgpcmbeC1.c1,2002,04 2:30:00,30 ,0.195712,4.170128, 1.65568,1.035622
sgpcmbeC1.c1,2002,04 3:30:00,30 ,0.289767,  4.7435,1.232784, 0.93667
sgpcmbeC1.c1,2002,04 4:30:00,30 ,0.253726,5.884099,1.372209,1.210612
sgpcmbeC1.c1,2002,04 5:30:00,30 ,0.206288,5.751912,1.353177,1.159395
sgpcmbeC1.c1,2002,04 6:30:00,30 ,0.536817,8.462578,2.985429,2.346602
sgpcmbeC1.c1,2002,04 7:30:00,30 ,0.524547,12.81638,  4.4101,3.144201
sgpcmbeC1.c1,2002,04 8:30:00,30 ,0.507715,13.33028,4.666234,3.095361
sgpcmbeC1.c1,2002,04 9:30:00,30 ,0.574596,14.59709,5.544297,3.543217
sgpcmbeC1.c1,2002,0410:30:00,30 ,0.733748,13.30806,5.152891,2.919114
sgpcmbeC1.c1,2002,0411:30:00,30 ,0.762119,12.56634,5.111878,2.665888
sgpcmbeC1.c1,2002,0412:30:00,30 ,1.601311,14.36217,4.970868,3.156988
sgpcmbeC1.c1,2002,0413:30:00,30 ,0.892429,14.75185,4.985216,3.472418
sgpcmbeC1.c1,2002,0414:30:00,30 ,0.549827,10.78416,4.496781,2.780748
sgpcmbeC1.c1,2002,0415:30:00,30 ,1.337884,11.26739,4.341134, 2.30822
sgpcmbeC1.c1,2002,0416:30:00,30 ,0.535021,9.531876,4.762295,2.310272
sgpcmbeC1.c1,2002,0417:30:00,30 ,0.482528,7.629836,4.397476,2.186782
sgpcmbeC1.c1,2002,0418:30:00,30 ,0.335276,11.76472,5.537776,3.533253
sgpcmbeC1.c1,2002,0419:30:00,30 ,0.173021,8.231016,2.682427,2.008299
sgpcmbeC1.c1,2002,0420:30:00,30 ,0.213763,4.571538,1.711345,1.188262
sgpcmbeC1.c1,2002,0421:30:00,30 ,0.137124,4.587847, 1.55586,1.252099
sgpcmbeC1.c1,2002,0422:30:00,30 ,0.197753,6.164257,1.628956,1.315975
sgpcmbeC1.c1,2002,0423:30:00,30 ,0.247295,4.476352,1.498379,1.056522