datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,01 0:30:00,27 ,0.010607, 0.22702,   0.031, 0.04633
sgpcmbeC1.c1,2001,01 1:30:00,24 ,0.009763,0.044956,0.018061,0.008564
sgpcmbeC1.c1,2001,01 2:30:00,25 ,0.007285,0.192767,0.027276,0.035924
sgpcmbeC1.c1,2001,01 3:30:00,22 ,0.010408,0.078631,0.022951,0.015003
sgpcmbeC1.c1,2001,01 4:30:00,22 ,0.009992,0.070957,0.020501,0.015026
sgpcmbeC1.c1,2001,01 5:30:00,22 ,0.010812,0.092128,0.022355,0.017391
sgpcmbeC1.c1,2001,01 6:30:00,23 ,0.010945,0.240471,0.027361,0.047005
sgpcmbeC1.c1,2001,01 7:30:00,22 , 0.01145,0.258563,0.035868,0.053433
sgpcmbeC1.c1,2001,01 8:30:00,23 ,0.010752,0.060293,0.019986,0.011705
sgpcmbeC1.c1,2001,01 9:30:00,24 ,0.010046, 0.11357,0.024848,0.021596
sgpcmbeC1.c1,2001,0110:30:00,26 ,0.009985,0.221448,0.030107,  0.0412
sgpcmbeC1.c1,2001,0111:30:00,27 ,0.008389, 0.13418,0.029941,0.032108
sgpcmbeC1.c1,2001,0112:30:00,27 ,0.010442,0.229744,0.029652,0.041645
sgpcmbeC1.c1,2001,0113:30:00,28 ,0.011165,0.081944,0.024062,0.015539
sgpcmbeC1.c1,2001,0114:30:00,28 ,0.011392,0.159086,0.036151,0.031815
sgpcmbeC1.c1,2001,0115:30:00,27 ,0.010758,0.077406,0.025203, 0.01838
sgpcmbeC1.c1,2001,0116:30:00,27 ,0.011716,0.188926,0.032894,0.046365
sgpcmbeC1.c1,2001,0117:30:00,27 ,0.010715,0.228441,0.034703,0.047426
sgpcmbeC1.c1,2001,0118:30:00,27 ,0.009279,0.494313, 0.04748,0.106693
sgpcmbeC1.c1,2001,0119:30:00,27 ,0.010848,0.490858,0.039146,0.092442
sgpcmbeC1.c1,2001,0120:30:00,27 ,0.011203,0.261002,0.036519,0.064816
sgpcmbeC1.c1,2001,0121:30:00,27 ,0.011255,0.336732, 0.03529, 0.06429
sgpcmbeC1.c1,2001,0122:30:00,26 ,0.009781,0.094034,0.023041,0.019048
sgpcmbeC1.c1,2001,0123:30:00,26 ,0.011774,0.185129,0.024882,0.033465