datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,06 0:30:00,30 ,       0, 0.84477,0.324631,0.202485
twpcmbeC1.c1,2001,06 1:30:00,30 ,       0,0.560058, 0.28247,0.176171
twpcmbeC1.c1,2001,06 2:30:00,30 ,       0,0.668477,0.273586,0.183357
twpcmbeC1.c1,2001,06 3:30:00,30 ,       0,0.497296,0.172941,0.156358
twpcmbeC1.c1,2001,06 4:30:00,30 ,       0, 0.34681,0.069496,0.108643
twpcmbeC1.c1,2001,06 5:30:00,30 ,       0,0.183404,0.023642,0.052218
twpcmbeC1.c1,2001,06 6:30:00,30 ,       0,32.37448, 5.04575,8.982438
twpcmbeC1.c1,2001,06 7:30:00,30 ,0.050428,94.71217,30.47257,33.92407
twpcmbeC1.c1,2001,06 8:30:00,30 ,0.049894,156.7304,63.02596,45.89794
twpcmbeC1.c1,2001,06 9:30:00,30 ,0.067046,  218.66,91.06346,65.38018
twpcmbeC1.c1,2001,0610:30:00,30 , 0.08797,257.9207,110.5251,79.01618
twpcmbeC1.c1,2001,0611:30:00,30 ,0.666765,322.9475,143.9547,102.2631
twpcmbeC1.c1,2001,0612:30:00,30 , 0.75849, 336.265,125.3908,102.6599
twpcmbeC1.c1,2001,0613:30:00,30 ,0.322552,361.4407, 123.936, 99.1466
twpcmbeC1.c1,2001,0614:30:00,30 ,0.122049,243.9269,103.0362,76.43761
twpcmbeC1.c1,2001,0615:30:00,30 ,       0,225.7027,94.12377,68.45983
twpcmbeC1.c1,2001,0616:30:00,30 ,       0,125.8136,  47.055,39.08475
twpcmbeC1.c1,2001,0617:30:00,30 ,       0,55.96584,13.67863,16.32317
twpcmbeC1.c1,2001,0618:30:00,30 ,       0,0.735751,0.080833,0.169742
twpcmbeC1.c1,2001,0619:30:00,30 ,       0,0.325192,  0.0608,0.109368
twpcmbeC1.c1,2001,0620:30:00,30 ,       0,0.407796,0.102079,0.132645
twpcmbeC1.c1,2001,0621:30:00,30 ,       0,0.549879,0.194277,0.197702
twpcmbeC1.c1,2001,0622:30:00,30 ,       0,0.611953,0.291062,0.175589
twpcmbeC1.c1,2001,0623:30:00,30 ,       0,  0.6062,0.290279,0.223798