datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,07 0:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,07 1:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,07 2:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,07 3:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,07 4:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,07 5:30:00,31 ,       0,9.820893,3.154497,3.449873
sgpcmbeC1.c1,2000,07 6:30:00,31 ,0.026321,62.21688,24.32581,18.77844
sgpcmbeC1.c1,2000,07 7:30:00,31 ,       0,133.8242,47.45115,35.51216
sgpcmbeC1.c1,2000,07 8:30:00,31 ,       0,196.1064,53.65072,44.15034
sgpcmbeC1.c1,2000,07 9:30:00,31 ,0.335825,228.6473,77.41356,67.38241
sgpcmbeC1.c1,2000,0710:30:00,31 ,0.957825,298.6664, 83.3022,81.90044
sgpcmbeC1.c1,2000,0711:30:00,31 ,12.90819,329.7575,100.3202,102.9839
sgpcmbeC1.c1,2000,0712:30:00,31 ,2.644469,322.9647,113.2465,121.5808
sgpcmbeC1.c1,2000,0713:30:00,31 ,8.066129, 332.773,134.4741,109.6634
sgpcmbeC1.c1,2000,0714:30:00,31 ,2.508677,269.7217,97.03296,83.90244
sgpcmbeC1.c1,2000,0715:30:00,31 ,       0,241.8194,89.70663,72.00121
sgpcmbeC1.c1,2000,0716:30:00,31 ,0.057226,215.8555, 71.7809,50.85207
sgpcmbeC1.c1,2000,0717:30:00,31 ,2.928274,126.0861,55.38095,24.32807
sgpcmbeC1.c1,2000,0718:30:00,31 ,4.705861, 67.2032,40.75944,12.84624
sgpcmbeC1.c1,2000,0719:30:00,31 ,       0,16.45706,8.504671,5.357619
sgpcmbeC1.c1,2000,0720:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0721:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0722:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0723:30:00,31 ,       0,       0,       0,       0