datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,10 0:30:00,31 ,       0,0.669145,0.021585,0.120182
sgpcmbeC1.c1,1998,10 1:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 2:30:00,31 ,       0,1.264023,0.040775,0.227025
sgpcmbeC1.c1,1998,10 3:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 4:30:00,31 ,       0,0.518221,0.016717,0.093075
sgpcmbeC1.c1,1998,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 6:30:00,31 ,       0,12.09335,5.348456,3.176358
sgpcmbeC1.c1,1998,10 7:30:00,31 ,4.277385, 52.9553,16.70341,11.36195
sgpcmbeC1.c1,1998,10 8:30:00,31 ,3.271471,50.69781,17.56563,14.03028
sgpcmbeC1.c1,1998,10 9:30:00,31 ,1.360023,93.26682,24.17124,22.54268
sgpcmbeC1.c1,1998,1010:30:00,31 ,0.576732,98.67979,26.62923,29.07761
sgpcmbeC1.c1,1998,1011:30:00,31 ,0.659207,107.6096,32.22299,33.02272
sgpcmbeC1.c1,1998,1012:30:00,31 ,0.722256,74.92927,29.73629,23.80426
sgpcmbeC1.c1,1998,1013:30:00,31 ,0.821604,84.74904,29.72398,25.85774
sgpcmbeC1.c1,1998,1014:30:00,31 ,0.907321,78.69935,27.09321,23.07098
sgpcmbeC1.c1,1998,1015:30:00,31 ,2.108698,55.27002,17.24746,14.73686
sgpcmbeC1.c1,1998,1016:30:00,31 ,2.044533,44.98853,15.44455,10.66879
sgpcmbeC1.c1,1998,1017:30:00,31 ,2.110954,37.46354, 13.7825,6.297019
sgpcmbeC1.c1,1998,1018:30:00,31 ,       0,10.75118,1.024343,2.131472
sgpcmbeC1.c1,1998,1019:30:00,31 ,       0,0.717263,0.047861,0.156779
sgpcmbeC1.c1,1998,1020:30:00,31 ,       0,1.998361,0.072961,0.360454
sgpcmbeC1.c1,1998,1021:30:00,31 ,       0,0.773942,0.048066,0.186206
sgpcmbeC1.c1,1998,1022:30:00,31 ,       0,2.031637,0.088153,0.382022
sgpcmbeC1.c1,1998,1023:30:00,31 ,       0,1.175956,0.037934,0.211208