datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,10 0:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 1:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 2:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 3:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 4:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 6:30:00,31 ,       0,6.148218,1.062303,1.984099
sgpcmbeC1.c1,2000,10 7:30:00,31 ,0.002221,122.0105,37.59579,44.57403
sgpcmbeC1.c1,2000,10 8:30:00,31 ,0.099178, 312.414,131.5618,127.8172
sgpcmbeC1.c1,2000,10 9:30:00,31 ,       0,486.9609,243.7593,201.0353
sgpcmbeC1.c1,2000,1010:30:00,31 ,0.312027,614.1115,299.4047,262.6889
sgpcmbeC1.c1,2000,1011:30:00,31 ,0.268852,695.0555,327.6369,292.8374
sgpcmbeC1.c1,2000,1012:30:00,31 ,0.123177,712.6945,344.0912,297.9779
sgpcmbeC1.c1,2000,1013:30:00,31 ,0.051472,678.7924,312.5986,276.6945
sgpcmbeC1.c1,2000,1014:30:00,31 ,0.046242,574.7809,262.9872,218.5778
sgpcmbeC1.c1,2000,1015:30:00,31 ,0.012482,406.2501,164.0529,148.7504
sgpcmbeC1.c1,2000,1016:30:00,31 ,       0,217.5163,76.73389, 81.7161
sgpcmbeC1.c1,2000,1017:30:00,31 ,       0,50.89225,13.10687,17.04053
sgpcmbeC1.c1,2000,1018:30:00,31 ,       0, 0.17873,0.013231,0.043088
sgpcmbeC1.c1,2000,1019:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1020:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1021:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1022:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1023:30:00,29 ,       0,       0,       0,       0