datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,02 0:30:00,26 ,0.291393,2.583774,1.111575,0.644481
sgpcmbeC1.c1,2004,02 1:30:00,26 , 0.30255,2.203273,1.080845,0.590821
sgpcmbeC1.c1,2004,02 2:30:00,26 ,0.304415,2.181947,1.058169,0.564221
sgpcmbeC1.c1,2004,02 3:30:00,26 ,0.302815,2.278016,1.053687,0.585478
sgpcmbeC1.c1,2004,02 4:30:00,26 ,0.287938,2.396491,1.062223,0.583712
sgpcmbeC1.c1,2004,02 5:30:00,26 , 0.25935,2.456041,1.070075,0.590327
sgpcmbeC1.c1,2004,02 6:30:00,26 ,0.230117,2.582916,1.079307, 0.60092
sgpcmbeC1.c1,2004,02 7:30:00,26 ,0.202618,2.425857,1.070611,0.586605
sgpcmbeC1.c1,2004,02 8:30:00,26 ,0.195434,2.654774,1.064844,0.605917
sgpcmbeC1.c1,2004,02 9:30:00,26 ,0.182757, 2.29197,0.981283,0.512438
sgpcmbeC1.c1,2004,0210:30:00,27 ,0.183207,2.378827,1.047922,0.580984
sgpcmbeC1.c1,2004,0211:30:00,27 ,0.180963,2.529312,1.087673,0.616062
sgpcmbeC1.c1,2004,0212:30:00,27 , 0.18423,3.109653,  1.1095,0.653234
sgpcmbeC1.c1,2004,0213:30:00,27 ,0.199744,3.528675,1.101023, 0.67666
sgpcmbeC1.c1,2004,0214:30:00,27 ,0.214292,3.290148,1.111537,0.652736
sgpcmbeC1.c1,2004,0215:30:00,26 , 0.20783,2.925812,1.064529,0.577051
sgpcmbeC1.c1,2004,0216:30:00,26 ,0.211655,2.317728,1.039472,0.510909
sgpcmbeC1.c1,2004,0217:30:00,27 , 0.24304,2.376407, 1.07887, 0.57846
sgpcmbeC1.c1,2004,0218:30:00,26 ,0.278276,2.245745,1.059312,0.579262
sgpcmbeC1.c1,2004,0219:30:00,26 ,0.294921,2.173642,1.021825,0.533513
sgpcmbeC1.c1,2004,0220:30:00,26 ,0.312672,2.150079,1.014065,0.539424
sgpcmbeC1.c1,2004,0221:30:00,26 ,0.306352,2.209866,1.038992,0.565419
sgpcmbeC1.c1,2004,0222:30:00,26 ,0.295957,2.337286,1.062352,0.588449
sgpcmbeC1.c1,2004,0223:30:00,26 ,0.287275,2.600912,1.088569,0.640487