datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,03 0:30:00,28 ,0.011001, 0.45107,0.059869,0.092779
sgpcmbeC1.c1,1999,03 1:30:00,28 ,0.010991, 0.39514, 0.06003,0.090383
sgpcmbeC1.c1,1999,03 2:30:00,27 ,0.010128,0.320113,0.037734,  0.0597
sgpcmbeC1.c1,1999,03 3:30:00,24 ,0.013019,0.263671,0.037004,0.050304
sgpcmbeC1.c1,1999,03 4:30:00,26 ,0.008371,0.108409,0.027993,0.021066
sgpcmbeC1.c1,1999,03 5:30:00,26 ,0.010743,0.553524,0.062305,0.114633
sgpcmbeC1.c1,1999,03 6:30:00,24 ,0.008743,0.146417,0.036317,0.030955
sgpcmbeC1.c1,1999,03 7:30:00,26 , 0.01195,0.199443,0.038408,0.042155
sgpcmbeC1.c1,1999,03 8:30:00,28 ,0.011826,0.225724,0.037246,0.045344
sgpcmbeC1.c1,1999,03 9:30:00,27 ,0.011173,0.142843,0.034766,0.029959
sgpcmbeC1.c1,1999,0310:30:00,27 ,0.012563,0.064913,0.030566,0.015447
sgpcmbeC1.c1,1999,0311:30:00,27 ,0.009995,0.247919,0.039001,0.048697
sgpcmbeC1.c1,1999,0312:30:00,27 ,0.011934,0.071487,0.028932,0.013055
sgpcmbeC1.c1,1999,0313:30:00,26 ,0.013077,0.068862,0.029547,0.015024
sgpcmbeC1.c1,1999,0314:30:00,25 ,0.013213,0.230894,0.038492,0.044993
sgpcmbeC1.c1,1999,0315:30:00,24 ,0.014365,0.538024,0.061653,0.115053
sgpcmbeC1.c1,1999,0316:30:00,25 ,0.011186,0.208664, 0.03934,0.044544
sgpcmbeC1.c1,1999,0317:30:00,27 ,0.005496,0.569014,0.063096,0.125137
sgpcmbeC1.c1,1999,0318:30:00,29 ,0.013449,0.255261,0.043935,0.063376
sgpcmbeC1.c1,1999,0319:30:00,28 ,0.012453,0.349289,0.045595,0.064848
sgpcmbeC1.c1,1999,0320:30:00,28 ,0.012951,0.120959,0.031743,0.027006
sgpcmbeC1.c1,1999,0321:30:00,28 ,0.013063,0.199927,0.038529,0.040313
sgpcmbeC1.c1,1999,0322:30:00,28 ,0.013482,0.254242,0.040234,0.048751
sgpcmbeC1.c1,1999,0323:30:00,28 ,0.011335,0.207541,0.036502,0.039477