datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,06 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,06 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,06 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,06 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,06 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,06 5:30:00,30 ,0.006542,       1, 0.28559,0.373509
sgpcmbeC1.c1,2002,06 6:30:00,30 ,0.004534,       1,0.365927,0.412572
sgpcmbeC1.c1,2002,06 7:30:00,30 ,0.001869,       1,0.387031,0.400867
sgpcmbeC1.c1,2002,06 8:30:00,30 ,0.002071,       1,0.421296,0.383986
sgpcmbeC1.c1,2002,06 9:30:00,29 ,0.001661,       1,0.430998,0.382626
sgpcmbeC1.c1,2002,0610:30:00,29 ,0.001877,       1,0.371262,0.340673
sgpcmbeC1.c1,2002,0611:30:00,29 ,0.001496,       1, 0.35849, 0.36236
sgpcmbeC1.c1,2002,0612:30:00,30 ,0.000774,       1, 0.44248,0.392529
sgpcmbeC1.c1,2002,0613:30:00,30 , 0.00147,       1,0.428638,0.342629
sgpcmbeC1.c1,2002,0614:30:00,30 ,0.000521,       1,0.365811,0.347728
sgpcmbeC1.c1,2002,0615:30:00,30 ,0.001229,       1,0.428499,0.379093
sgpcmbeC1.c1,2002,0616:30:00,30 ,0.001859,       1,0.437413,0.377226
sgpcmbeC1.c1,2002,0617:30:00,30 ,0.003906,       1,0.345564,0.367769
sgpcmbeC1.c1,2002,0618:30:00,30 ,0.006808,       1,0.309602,0.389257
sgpcmbeC1.c1,2002,0619:30:00,30 ,0.002886,       1,0.249464,0.371699
sgpcmbeC1.c1,2002,0620:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,0621:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,0622:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,0623:30:00,0 ,       .,       .,       .,       .