datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,01 0:30:00,29 ,0.010842,0.273916,0.028164, 0.04786
sgpcmbeC1.c1,2003,01 1:30:00,29 ,0.007302,0.052174,0.022355,0.011304
sgpcmbeC1.c1,2003,01 2:30:00,28 ,0.012532,0.044092,0.020118,0.007817
sgpcmbeC1.c1,2003,01 3:30:00,28 ,0.011777,0.069464,0.024126,0.014261
sgpcmbeC1.c1,2003,01 4:30:00,28 ,0.012828,0.083579,0.023374,0.014801
sgpcmbeC1.c1,2003,01 5:30:00,28 ,0.012009,0.118959,0.024735,0.019868
sgpcmbeC1.c1,2003,01 6:30:00,28 ,0.012444,  0.0468,0.021708,0.009057
sgpcmbeC1.c1,2003,01 7:30:00,28 ,0.010439,0.058676,0.022149,0.012169
sgpcmbeC1.c1,2003,01 8:30:00,28 ,0.011472,0.058406,0.023314,0.010067
sgpcmbeC1.c1,2003,01 9:30:00,29 ,0.010907,0.154589,0.026008,0.026739
sgpcmbeC1.c1,2003,0110:30:00,29 , 0.01224,0.080311,0.021648,0.014651
sgpcmbeC1.c1,2003,0111:30:00,29 ,0.011577,0.096339,0.021618,0.015516
sgpcmbeC1.c1,2003,0112:30:00,29 ,0.011811, 0.03395,0.017313,0.005246
sgpcmbeC1.c1,2003,0113:30:00,29 ,0.010606,0.038128,0.020106,0.007213
sgpcmbeC1.c1,2003,0114:30:00,29 ,0.012016,0.063191,0.021008,0.010722
sgpcmbeC1.c1,2003,0115:30:00,29 ,0.012565,0.045678,0.021599,  0.0075
sgpcmbeC1.c1,2003,0116:30:00,29 ,0.012846,0.068006,0.022257,0.012516
sgpcmbeC1.c1,2003,0117:30:00,29 ,0.011553,0.066401,0.021676,0.012046
sgpcmbeC1.c1,2003,0118:30:00,29 ,0.013067,0.436635,0.034144,0.077653
sgpcmbeC1.c1,2003,0119:30:00,29 ,0.012189, 0.07537,0.022258, 0.01555
sgpcmbeC1.c1,2003,0120:30:00,29 ,0.011503,0.228544,0.027597,0.039099
sgpcmbeC1.c1,2003,0121:30:00,29 ,0.011024,  0.2702,0.030744,0.048732
sgpcmbeC1.c1,2003,0122:30:00,29 ,0.012036,0.502168,0.039195,0.090062
sgpcmbeC1.c1,2003,0123:30:00,29 ,0.010982,0.643105,0.044291,0.115898