datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,06 0:30:00,27 ,0.501734,29.06911,4.141676,5.863141
sgpcmbeC1.c1,1998,06 1:30:00,27 ,0.457624,12.45914,3.241482,2.629946
sgpcmbeC1.c1,1998,06 2:30:00,27 , 0.57026,14.95834,3.620647,3.691369
sgpcmbeC1.c1,1998,06 3:30:00,27 ,0.614903,18.01811,4.603628,5.073241
sgpcmbeC1.c1,1998,06 4:30:00,28 ,0.526373, 17.6797, 2.99106, 3.57227
sgpcmbeC1.c1,1998,06 5:30:00,28 ,0.614129,16.17324,3.321163,4.477723
sgpcmbeC1.c1,1998,06 6:30:00,28 ,0.826168,13.37808,4.102585,3.166327
sgpcmbeC1.c1,1998,06 7:30:00,28 ,0.528709,16.22985,4.578494,4.225993
sgpcmbeC1.c1,1998,06 8:30:00,28 ,0.636219, 17.7007,4.272809,4.019612
sgpcmbeC1.c1,1998,06 9:30:00,28 , 0.90067,11.63656,3.765105,2.656784
sgpcmbeC1.c1,1998,0610:30:00,28 ,1.043575,12.53826,3.708708,3.007253
sgpcmbeC1.c1,1998,0611:30:00,28 ,0.390838,13.53394,3.529134,  2.5977
sgpcmbeC1.c1,1998,0612:30:00,28 ,0.873902,10.47823, 3.64745,2.652302
sgpcmbeC1.c1,1998,0613:30:00,27 ,1.087974,13.79937,3.288223,2.624571
sgpcmbeC1.c1,1998,0614:30:00,27 ,0.832215,9.128683, 3.26817,2.000034
sgpcmbeC1.c1,1998,0615:30:00,27 ,0.888742,13.43168,3.610171,2.791123
sgpcmbeC1.c1,1998,0616:30:00,27 ,0.793404,16.31364,3.834672,3.577911
sgpcmbeC1.c1,1998,0617:30:00,27 ,0.665183,14.15763,3.520562, 3.05314
sgpcmbeC1.c1,1998,0618:30:00,26 ,0.579895,25.10345,   4.929,5.742055
sgpcmbeC1.c1,1998,0619:30:00,26 ,1.061879, 15.8069,3.944453,3.340456
sgpcmbeC1.c1,1998,0620:30:00,26 ,0.607533,10.18587, 3.07023,2.637082
sgpcmbeC1.c1,1998,0621:30:00,26 ,0.708134, 10.0497,2.978692, 2.32502
sgpcmbeC1.c1,1998,0622:30:00,26 , 0.55532,13.58485,3.061205, 2.88613
sgpcmbeC1.c1,1998,0623:30:00,27 ,0.579254,13.86853,2.956133,3.096913