datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,06 0:30:00,30 ,       0,2.243137,0.193686,0.453966
sgpcmbeC1.c1,2003,06 1:30:00,30 ,       0,1.583516,0.193775, 0.42564
sgpcmbeC1.c1,2003,06 2:30:00,30 ,       0,1.486048,0.244032,0.399697
sgpcmbeC1.c1,2003,06 3:30:00,30 ,       0,1.461721,0.155443,0.372106
sgpcmbeC1.c1,2003,06 4:30:00,30 ,       0,1.331635,    0.17,0.358529
sgpcmbeC1.c1,2003,06 5:30:00,30 ,0.798596,35.51299,20.82849,10.33646
sgpcmbeC1.c1,2003,06 6:30:00,30 ,15.04107,194.5279,117.8967,54.50219
sgpcmbeC1.c1,2003,06 7:30:00,30 ,68.00483,403.8159,257.1941,110.3549
sgpcmbeC1.c1,2003,06 8:30:00,30 ,103.0669,608.2304,411.6428,163.7265
sgpcmbeC1.c1,2003,06 9:30:00,30 ,116.9982,784.9673,560.7225,212.0706
sgpcmbeC1.c1,2003,0610:30:00,30 ,144.6754, 921.668,657.3275,249.1653
sgpcmbeC1.c1,2003,0611:30:00,30 ,161.1543,1010.454,744.9706,251.5145
sgpcmbeC1.c1,2003,0612:30:00,30 ,261.3265,1046.612,791.6504,241.6794
sgpcmbeC1.c1,2003,0613:30:00,30 ,109.0898,1003.443, 761.719,243.7979
sgpcmbeC1.c1,2003,0614:30:00,30 ,120.2998,915.1266,689.3551,235.5359
sgpcmbeC1.c1,2003,0615:30:00,30 , 41.7613,778.6574, 577.871,208.3169
sgpcmbeC1.c1,2003,0616:30:00,30 ,53.30325,598.0655,433.9409,185.6829
sgpcmbeC1.c1,2003,0617:30:00,30 ,12.68832,394.6649,274.7176,116.2267
sgpcmbeC1.c1,2003,0618:30:00,30 ,0.812724,191.7983,124.8048,55.33504
sgpcmbeC1.c1,2003,0619:30:00,30 ,1.121939,68.92188,21.83237,12.92469
sgpcmbeC1.c1,2003,0620:30:00,30 ,       0,5.660857,0.703843,1.178092
sgpcmbeC1.c1,2003,0621:30:00,30 ,       0,2.179322,0.229585, 0.46411
sgpcmbeC1.c1,2003,0622:30:00,30 ,       0,1.252466,0.172637,0.307484
sgpcmbeC1.c1,2003,0623:30:00,30 ,       0, 1.50719,0.187161,0.360123