datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2007,06 0:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,06 1:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,06 2:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,06 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,06 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,06 5:30:00,30 ,       0,0.006336,0.000211,0.001157
twpcmbeC2.c1,2007,06 6:30:00,30 ,1.595915,5.761799,2.709373,0.865195
twpcmbeC2.c1,2007,06 7:30:00,30 ,9.118299,  52.403,22.67699,9.502937
twpcmbeC2.c1,2007,06 8:30:00,30 ,3.046348,47.24994,22.06296,11.40595
twpcmbeC2.c1,2007,06 9:30:00,30 , 1.38312,75.54948,30.73301,19.65605
twpcmbeC2.c1,2007,0610:30:00,30 ,2.093801,73.21993,  37.891, 19.2772
twpcmbeC2.c1,2007,0611:30:00,30 ,2.322337,117.1578,45.58035,26.13658
twpcmbeC2.c1,2007,0612:30:00,30 ,2.641335,132.1566,50.64585,32.34245
twpcmbeC2.c1,2007,0613:30:00,30 ,6.237171,117.2044,47.70252,29.10884
twpcmbeC2.c1,2007,0614:30:00,30 ,5.456036,126.8178,39.63456,24.04228
twpcmbeC2.c1,2007,0615:30:00,30 ,7.799022,87.61263,37.22481, 22.0852
twpcmbeC2.c1,2007,0616:30:00,30 ,3.112373,54.50036,25.14349,13.04203
twpcmbeC2.c1,2007,0617:30:00,30 ,   3.128,62.30108,17.15942,13.63362
twpcmbeC2.c1,2007,0618:30:00,30 ,8.140138,39.29048,22.93077, 8.25366
twpcmbeC2.c1,2007,0619:30:00,30 ,       0,1.652275,0.520799,0.334063
twpcmbeC2.c1,2007,0620:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,0621:30:00,30 ,       0,0.012061,0.000466,0.002218
twpcmbeC2.c1,2007,0622:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2007,0623:30:00,30 ,       0, 0.01995,0.000665,0.003642