datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,06 0:30:00,20 ,0.026801,0.185992,0.068792,0.040332
sgpcmbeC1.c1,2000,06 1:30:00,18 ,0.004697,0.323838,0.066073, 0.08197
sgpcmbeC1.c1,2000,06 2:30:00,16 ,0.015326,0.129688,0.055436,0.039567
sgpcmbeC1.c1,2000,06 3:30:00,17 ,    0.02,0.291739,  0.0783,0.078867
sgpcmbeC1.c1,2000,06 4:30:00,17 ,0.017249,0.493974,0.093872,0.130256
sgpcmbeC1.c1,2000,06 5:30:00,17 ,0.016653,0.250601,0.069666,0.067672
sgpcmbeC1.c1,2000,06 6:30:00,16 , 0.01987,0.246968,0.067422,0.059213
sgpcmbeC1.c1,2000,06 7:30:00,19 ,0.017077, 0.35948,0.121904,0.117984
sgpcmbeC1.c1,2000,06 8:30:00,18 ,0.016089,0.169147,0.054719, 0.04051
sgpcmbeC1.c1,2000,06 9:30:00,22 ,0.025731,0.109393,0.063825,0.026054
sgpcmbeC1.c1,2000,0610:30:00,22 ,0.023728,0.232675,0.076359, 0.04721
sgpcmbeC1.c1,2000,0611:30:00,21 ,0.024866,0.303576,    0.07,0.061483
sgpcmbeC1.c1,2000,0612:30:00,21 ,0.025448,0.145968,0.064116,0.036421
sgpcmbeC1.c1,2000,0613:30:00,21 ,0.028494, 0.15531,0.067085,0.031768
sgpcmbeC1.c1,2000,0614:30:00,22 ,0.022077,0.144478,0.058816,0.031411
sgpcmbeC1.c1,2000,0615:30:00,22 ,0.021039,0.144388,0.060215,0.031845
sgpcmbeC1.c1,2000,0616:30:00,21 ,0.025233,0.116636,0.062207,0.026953
sgpcmbeC1.c1,2000,0617:30:00,21 ,0.022391,0.114636,0.055964,0.025474
sgpcmbeC1.c1,2000,0618:30:00,20 ,0.023868,0.169017,0.059994,0.039133
sgpcmbeC1.c1,2000,0619:30:00,20 ,0.023456,0.125383,0.052932,0.028825
sgpcmbeC1.c1,2000,0620:30:00,20 ,0.023604,0.236048,0.069507,0.052551
sgpcmbeC1.c1,2000,0621:30:00,20 ,0.028235,0.175764,0.060829,0.041064
sgpcmbeC1.c1,2000,0622:30:00,20 ,0.024561,0.259128,0.069543,0.062774
sgpcmbeC1.c1,2000,0623:30:00,20 ,0.016756,0.155468,0.056998,0.036023