datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,11 0:30:00,30 ,       0,0.175351,0.011945,0.040839
sgpcmbeC1.c1,1997,11 1:30:00,30 ,       0,0.182131,0.015865,0.048752
sgpcmbeC1.c1,1997,11 2:30:00,30 ,       0,0.147806,0.012074,0.035854
sgpcmbeC1.c1,1997,11 3:30:00,30 ,       0,0.295396,0.024432,0.062679
sgpcmbeC1.c1,1997,11 4:30:00,30 ,       0,0.342003,0.016807,0.066395
sgpcmbeC1.c1,1997,11 5:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,11 6:30:00,30 ,       0,0.326607,0.049251,0.102038
sgpcmbeC1.c1,1997,11 7:30:00,30 ,0.246539,15.11383,6.075085,4.311654
sgpcmbeC1.c1,1997,11 8:30:00,30 ,0.693002,15.66179,7.821934,4.412322
sgpcmbeC1.c1,1997,11 9:30:00,30 ,0.562993, 23.8969,8.335777,5.334278
sgpcmbeC1.c1,1997,1110:30:00,30 ,1.607142,24.38106, 7.83864,5.525273
sgpcmbeC1.c1,1997,1111:30:00,30 ,1.630103,40.82456,10.63823,10.56012
sgpcmbeC1.c1,1997,1112:30:00,30 ,0.558681,48.57426,11.31321,13.88314
sgpcmbeC1.c1,1997,1113:30:00,30 ,1.616221,43.57135,15.20922,13.07725
sgpcmbeC1.c1,1997,1114:30:00,30 ,0.916431,43.64735,14.33462,11.31501
sgpcmbeC1.c1,1997,1115:30:00,30 ,0.963406,29.65025,10.99414,7.107604
sgpcmbeC1.c1,1997,1116:30:00,30 ,0.203292,24.17984,9.000143,5.756192
sgpcmbeC1.c1,1997,1117:30:00,30 ,       0, 6.29863,1.856329,1.756864
sgpcmbeC1.c1,1997,1118:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,1119:30:00,30 ,       0,0.025649,0.000855,0.004683
sgpcmbeC1.c1,1997,1120:30:00,30 ,       0,0.125709,0.007891, 0.02658
sgpcmbeC1.c1,1997,1121:30:00,30 ,       0,0.138522,0.006285,0.026592
sgpcmbeC1.c1,1997,1122:30:00,30 ,       0, 0.13657,0.008952, 0.02849
sgpcmbeC1.c1,1997,1123:30:00,30 ,       0,0.142159,0.018244,0.042081