datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,10 0:30:00,31 ,       0,0.002953,0.000095, 0.00053
sgpcmbeC1.c1,1998,10 1:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 2:30:00,31 ,       0,0.164666,0.009841,0.038222
sgpcmbeC1.c1,1998,10 3:30:00,31 ,       0,0.168642, 0.00544,0.030289
sgpcmbeC1.c1,1998,10 4:30:00,31 ,       0, 0.06147,0.002396,0.011202
sgpcmbeC1.c1,1998,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 6:30:00,31 ,       0,5.398908,0.792683,1.459912
sgpcmbeC1.c1,1998,10 7:30:00,31 ,0.007232,120.3475,34.35662,36.88567
sgpcmbeC1.c1,1998,10 8:30:00,31 ,0.051977,301.6959,123.4271,109.7501
sgpcmbeC1.c1,1998,10 9:30:00,31 ,0.021101,475.8418,211.0129, 186.859
sgpcmbeC1.c1,1998,1010:30:00,31 ,0.005864,611.5484,277.5094,242.6753
sgpcmbeC1.c1,1998,1011:30:00,31 ,0.196945,690.8707,322.8331,283.6257
sgpcmbeC1.c1,1998,1012:30:00,31 ,       0,707.3167,339.3274,267.9583
sgpcmbeC1.c1,1998,1013:30:00,31 ,0.009457,663.8073,301.2742,239.3688
sgpcmbeC1.c1,1998,1014:30:00,31 ,0.006805,561.5071,257.9107, 205.252
sgpcmbeC1.c1,1998,1015:30:00,31 ,       0,410.1587, 177.746,145.4103
sgpcmbeC1.c1,1998,1016:30:00,31 ,0.002368,227.1254,91.78389,72.85848
sgpcmbeC1.c1,1998,1017:30:00,31 ,       0,47.98847,13.65216,15.20809
sgpcmbeC1.c1,1998,1018:30:00,31 ,       0, 0.30643,0.013455,0.055757
sgpcmbeC1.c1,1998,1019:30:00,31 ,       0,0.011405,0.000374,0.002048
sgpcmbeC1.c1,1998,1020:30:00,31 ,       0,0.218505,0.007638,0.039272
sgpcmbeC1.c1,1998,1021:30:00,31 ,       0,0.080799,0.004128,0.016559
sgpcmbeC1.c1,1998,1022:30:00,31 ,       0,0.173781,0.007084,0.032012
sgpcmbeC1.c1,1998,1023:30:00,31 ,       0,0.305996,0.009871,0.054959