datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,08 0:30:00,26 ,0.024556,0.126658,0.051617,0.027517
sgpcmbeC1.c1,2003,08 1:30:00,25 ,0.024342,0.191941,0.061141,0.042889
sgpcmbeC1.c1,2003,08 2:30:00,25 ,0.020829,0.173243,0.047029,0.031396
sgpcmbeC1.c1,2003,08 3:30:00,25 ,0.023626,0.158972,0.058034,0.035428
sgpcmbeC1.c1,2003,08 4:30:00,26 ,0.021635,0.343358,0.067369,0.066031
sgpcmbeC1.c1,2003,08 5:30:00,25 ,0.018751,0.216102,0.063822,0.051253
sgpcmbeC1.c1,2003,08 6:30:00,26 ,0.021997,0.216801,0.068801,0.048052
sgpcmbeC1.c1,2003,08 7:30:00,26 , 0.01861, 0.15976,0.055932,0.036653
sgpcmbeC1.c1,2003,08 8:30:00,28 , 0.02025,  0.1512,0.052787,0.028792
sgpcmbeC1.c1,2003,08 9:30:00,28 , 0.02442,0.117758,0.050474,0.021995
sgpcmbeC1.c1,2003,0810:30:00,28 ,0.026258,0.134252,0.063755,0.026294
sgpcmbeC1.c1,2003,0811:30:00,28 ,0.030683,0.104619,0.066953,0.022365
sgpcmbeC1.c1,2003,0812:30:00,27 ,  0.0246,0.149779,0.075405,0.032108
sgpcmbeC1.c1,2003,0813:30:00,27 ,0.023726,0.218144,  0.0923,0.043363
sgpcmbeC1.c1,2003,0814:30:00,27 , 0.05365,0.175068,0.097507,0.035231
sgpcmbeC1.c1,2003,0815:30:00,26 ,0.034057,0.187574,0.088587,0.040434
sgpcmbeC1.c1,2003,0816:30:00,26 ,0.028021,0.188506,0.075571,0.040442
sgpcmbeC1.c1,2003,0817:30:00,26 ,0.016363,0.219981,0.066991,0.039225
sgpcmbeC1.c1,2003,0818:30:00,27 ,0.021542,0.144683,0.063061,0.033633
sgpcmbeC1.c1,2003,0819:30:00,26 ,0.026322,0.210212,0.061957,0.040209
sgpcmbeC1.c1,2003,0820:30:00,26 ,0.020681,0.221398,0.062503,0.042036
sgpcmbeC1.c1,2003,0821:30:00,26 ,0.024464,0.150236,0.059244,0.040051
sgpcmbeC1.c1,2003,0822:30:00,26 , 0.02528, 0.16432,0.054322,0.030506
sgpcmbeC1.c1,2003,0823:30:00,26 ,0.016528,0.288841, 0.07601,0.065488