datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,03 0:30:00,30 ,0.010308,0.246103,0.036001,0.050359
sgpcmbeC1.c1,2003,03 1:30:00,30 ,0.010465,0.073209,0.027004,0.017453
sgpcmbeC1.c1,2003,03 2:30:00,30 ,0.009969,0.089438,0.030159,0.020367
sgpcmbeC1.c1,2003,03 3:30:00,30 ,0.011226,0.107025,0.031368,0.023426
sgpcmbeC1.c1,2003,03 4:30:00,30 ,0.010846,0.128822,0.027223, 0.02225
sgpcmbeC1.c1,2003,03 5:30:00,30 ,0.010934,0.302724,0.036081,0.053943
sgpcmbeC1.c1,2003,03 6:30:00,30 ,0.011049,0.256969, 0.04133,0.052387
sgpcmbeC1.c1,2003,03 7:30:00,29 ,0.010764,0.219146,0.034189,0.038522
sgpcmbeC1.c1,2003,03 8:30:00,30 ,0.012193,0.251673,0.031553,0.043111
sgpcmbeC1.c1,2003,03 9:30:00,31 ,0.011004, 0.18172,0.034611,0.036891
sgpcmbeC1.c1,2003,0310:30:00,31 ,0.009991,0.324313,0.034041,0.055313
sgpcmbeC1.c1,2003,0311:30:00,31 ,0.011114,0.193435,0.034926,0.033254
sgpcmbeC1.c1,2003,0312:30:00,30 ,0.013053,0.103732,0.034478,0.021324
sgpcmbeC1.c1,2003,0313:30:00,30 ,0.011172,0.086761,0.032044, 0.02146
sgpcmbeC1.c1,2003,0314:30:00,30 ,0.013121,0.107504,0.036175,0.026621
sgpcmbeC1.c1,2003,0315:30:00,30 ,0.011403,0.170696,0.038786,0.033926
sgpcmbeC1.c1,2003,0316:30:00,30 , 0.01153,0.165053,0.036671,0.032187
sgpcmbeC1.c1,2003,0317:30:00,31 ,0.012464, 0.32402,0.048182,0.061378
sgpcmbeC1.c1,2003,0318:30:00,31 ,0.012342,0.133761,0.038879,0.031921
sgpcmbeC1.c1,2003,0319:30:00,30 ,0.010387,0.415765,0.048674, 0.07993
sgpcmbeC1.c1,2003,0320:30:00,30 ,0.010151,0.209771,0.040567,0.048088
sgpcmbeC1.c1,2003,0321:30:00,29 ,0.010649,0.093517,0.029608,0.025282
sgpcmbeC1.c1,2003,0322:30:00,30 ,0.010751,0.349271,0.048357,0.076672
sgpcmbeC1.c1,2003,0323:30:00,30 ,0.010441,0.446018,0.044316,0.082594